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Finding the Third Proportional to 18,597.09 and 28,711.97

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Solution

The third proportional to 18,597.09 and 28,711.97 is: 44,328.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,597.09 : 28,711.97 = 28,711.97 : x
  2. Step 2: Convert to fraction form
    18,597.09/28,711.97 = 28,711.97/x
  3. Step 3: Cross multiply
    18,597.09x = 28,711.97 × 28,711.97
  4. Step 4: Simplify right side
    18,597.09x = 824,377,149.50
  5. Step 5: Solve for x
    x = 824,377,149.50/18,597.09
  6. Step 6: Final answer
    x = 44,328.28

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.