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Finding the Fourth Proportional to 52,466.84, 72,404.11 and 28,593.47

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Solution

The fourth proportional to 52,466.84, 72,404.11 and 28,593.47 is: 39,458.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,466.84 : 72,404.11 = 28,593.47 : x
  2. Step 2: Convert to fraction form
    52,466.84/72,404.11 = 28,593.47/x
  3. Step 3: Cross multiply
    52,466.84x = 72,404.11 × 28,593.47
  4. Step 4: Simplify right side
    52,466.84x = 2,070,284,963.91
  5. Step 5: Solve for x
    x = 2,070,284,963.91/52,466.84
  6. Step 6: Final answer
    x = 39,458.92

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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.