Question

If a, b, c, and d are four different numbers and the proportion a/b = c/d is true, which of the following is false?

Answer 1

Then they all will equal the same thing when you divide them.

Example: A = 5   B = 20  20 divided by 5 = 4 
 C = 28    D = 7       28 divided by 7 = 4