Finding the Third Proportional to 18,824.91 and 39,209.06
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Solution
The third proportional to 18,824.91 and 39,209.06 is: 81,665.78
Step by Step Solution
- Step 1: Write the proportion equation
18,824.91 : 39,209.06 = 39,209.06 : x - Step 2: Convert to fraction form
18,824.91/39,209.06 = 39,209.06/x - Step 3: Cross multiply
18,824.91x = 39,209.06 × 39,209.06 - Step 4: Simplify right side
18,824.91x = 1,537,350,582.13 - Step 5: Solve for x
x = 1,537,350,582.13/18,824.91 - Step 6: Final answer
x = 81,665.78
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These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.