Home / 47,400.96-71,077.56-15,799.92

Finding the Fourth Proportional to 47,400.96, 71,077.56 and 15,799.92

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Solution

The fourth proportional to 47,400.96, 71,077.56 and 15,799.92 is: 23,691.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,400.96 : 71,077.56 = 15,799.92 : x
  2. Step 2: Convert to fraction form
    47,400.96/71,077.56 = 15,799.92/x
  3. Step 3: Cross multiply
    47,400.96x = 71,077.56 × 15,799.92
  4. Step 4: Simplify right side
    47,400.96x = 1,123,019,761.80
  5. Step 5: Solve for x
    x = 1,123,019,761.80/47,400.96
  6. Step 6: Final answer
    x = 23,691.92

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1.5x scale

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.