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Finding the Fourth Proportional to 32,545.44, 44,911.68 and 18,397.44

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Solution

The fourth proportional to 32,545.44, 44,911.68 and 18,397.44 is: 25,387.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,545.44 : 44,911.68 = 18,397.44 : x
  2. Step 2: Convert to fraction form
    32,545.44/44,911.68 = 18,397.44/x
  3. Step 3: Cross multiply
    32,545.44x = 44,911.68 × 18,397.44
  4. Step 4: Simplify right side
    32,545.44x = 826,259,938.10
  5. Step 5: Solve for x
    x = 826,259,938.10/32,545.44
  6. Step 6: Final answer
    x = 25,387.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.