Finding the Third Proportional to 15,688.69 and 29,418.19
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Solution
The third proportional to 15,688.69 and 29,418.19 is: 55,162.66
Step by Step Solution
- Step 1: Write the proportion equation
15,688.69 : 29,418.19 = 29,418.19 : x - Step 2: Convert to fraction form
15,688.69/29,418.19 = 29,418.19/x - Step 3: Cross multiply
15,688.69x = 29,418.19 × 29,418.19 - Step 4: Simplify right side
15,688.69x = 865,429,755.79 - Step 5: Solve for x
x = 865,429,755.79/15,688.69 - Step 6: Final answer
x = 55,162.66
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Why These Related Problems?
These problems maintain the same ratio (1.88) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.