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Finding the Fourth Proportional to 47,712.62, 71,525.18 and 16,526

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Solution

The fourth proportional to 47,712.62, 71,525.18 and 16,526 is: 24,773.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,712.62 : 71,525.18 = 16,526 : x
  2. Step 2: Convert to fraction form
    47,712.62/71,525.18 = 16,526/x
  3. Step 3: Cross multiply
    47,712.62x = 71,525.18 × 16,526
  4. Step 4: Simplify right side
    47,712.62x = 1,182,025,124.68
  5. Step 5: Solve for x
    x = 1,182,025,124.68/47,712.62
  6. Step 6: Final answer
    x = 24,773.85

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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.