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Finding the Fourth Proportional to 47,756.88, 71,635.32 and 14,924.88

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Solution

The fourth proportional to 47,756.88, 71,635.32 and 14,924.88 is: 22,387.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,756.88 : 71,635.32 = 14,924.88 : x
  2. Step 2: Convert to fraction form
    47,756.88/71,635.32 = 14,924.88/x
  3. Step 3: Cross multiply
    47,756.88x = 71,635.32 × 14,924.88
  4. Step 4: Simplify right side
    47,756.88x = 1,069,148,554.76
  5. Step 5: Solve for x
    x = 1,069,148,554.76/47,756.88
  6. Step 6: Final answer
    x = 22,387.32

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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.