Proportions Worksheet

1 a.
16   =   1
80 a








1 b.
17   =   x
40 80








2 a.
78   =   39
58 x








2 b.
a   =   72
30 60








3 a.
82   =   41
b 36








3 b.
21   =   c
43 86








Page 2

Answer Key

1 a. a = 5
1 b. x = 34
2 a. x = 29
2 b. a = 36
3 a. b = 72
3 b. c = 42


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