Math Worksheet #25 – Answer Key
Topic: Solving Proportions
(Put your answers at the bottom)
Name __________________________________
Video A:
Solving Proportions (See the other side for an example)
1)
2 6

5 15
2)
5 15

8 24
Name the extremes in the following proportions: 3)
1 5

6 30
4)
2 4

7 14
Name the means in the following proportions:
Video B:
Fundamental Properties (See the other side for an example)
Are these proportions true?
5)
Video C:
3 5

5 8
6)
8)
1 5

3 14
9)
3 9

5 x
10)
5 15

8 x
11)
2/5 x

8
10
12)
3/ 4 x

5
20
Solving Proportions (See the other side for an example)
Solve for x:
Answers:
2 6

9 27
Solving Proportions (See the other side for an example)
Solve for x:
Video E:
7)
Solving Proportions (See the other side for an example)
Solve for x:
Video D:
1 5

7 35
13)
x3 2

14
x
14)
1) 5, 6
2) 8, 15
5) No
7) Yes
9) x = 15
3) 1, 30
4) 2, 14
6) Yes
8) No
10) x = 24
x5 4

6
x
11) x = 1/2
13) x = -7, 4
12) x = 3
14) x = -8, 3
Score = _____ / 14