Home / 13,377.92-20,067.11-5,061.85

Finding the Fourth Proportional to 13,377.92, 20,067.11 and 5,061.85

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Solution

The fourth proportional to 13,377.92, 20,067.11 and 5,061.85 is: 7,592.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,377.92 : 20,067.11 = 5,061.85 : x
  2. Step 2: Convert to fraction form
    13,377.92/20,067.11 = 5,061.85/x
  3. Step 3: Cross multiply
    13,377.92x = 20,067.11 × 5,061.85
  4. Step 4: Simplify right side
    13,377.92x = 101,576,700.75
  5. Step 5: Solve for x
    x = 101,576,700.75/13,377.92
  6. Step 6: Final answer
    x = 7,592.86

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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.