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Finding the Fourth Proportional to 47,709.59, 71,520.59 and 16,522.97

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Solution

The fourth proportional to 47,709.59, 71,520.59 and 16,522.97 is: 24,769.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,709.59 : 71,520.59 = 16,522.97 : x
  2. Step 2: Convert to fraction form
    47,709.59/71,520.59 = 16,522.97/x
  3. Step 3: Cross multiply
    47,709.59x = 71,520.59 × 16,522.97
  4. Step 4: Simplify right side
    47,709.59x = 1,181,732,122.73
  5. Step 5: Solve for x
    x = 1,181,732,122.73/47,709.59
  6. Step 6: Final answer
    x = 24,769.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.