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Finding the Fourth Proportional to 47,937.87, 71,863.07 and 16,756.11

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Solution

The fourth proportional to 47,937.87, 71,863.07 and 16,756.11 is: 25,118.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,937.87 : 71,863.07 = 16,756.11 : x
  2. Step 2: Convert to fraction form
    47,937.87/71,863.07 = 16,756.11/x
  3. Step 3: Cross multiply
    47,937.87x = 71,863.07 × 16,756.11
  4. Step 4: Simplify right side
    47,937.87x = 1,204,145,422.08
  5. Step 5: Solve for x
    x = 1,204,145,422.08/47,937.87
  6. Step 6: Final answer
    x = 25,118.88

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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.