Home / 47,932.38-71,909.51-14,657.18

Finding the Fourth Proportional to 47,932.38, 71,909.51 and 14,657.18

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Solution

The fourth proportional to 47,932.38, 71,909.51 and 14,657.18 is: 21,989.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,932.38 : 71,909.51 = 14,657.18 : x
  2. Step 2: Convert to fraction form
    47,932.38/71,909.51 = 14,657.18/x
  3. Step 3: Cross multiply
    47,932.38x = 71,909.51 × 14,657.18
  4. Step 4: Simplify right side
    47,932.38x = 1,053,990,198.95
  5. Step 5: Solve for x
    x = 1,053,990,198.95/47,932.38
  6. Step 6: Final answer
    x = 21,989.11

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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.