Home / 15,174.91-22,761.55-5,819.41

Finding the Fourth Proportional to 15,174.91, 22,761.55 and 5,819.41

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Solution

The fourth proportional to 15,174.91, 22,761.55 and 5,819.41 is: 8,728.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,174.91 : 22,761.55 = 5,819.41 : x
  2. Step 2: Convert to fraction form
    15,174.91/22,761.55 = 5,819.41/x
  3. Step 3: Cross multiply
    15,174.91x = 22,761.55 × 5,819.41
  4. Step 4: Simplify right side
    15,174.91x = 132,458,791.69
  5. Step 5: Solve for x
    x = 132,458,791.69/15,174.91
  6. Step 6: Final answer
    x = 8,728.80

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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.