Home / 15,501.28-23,251.92-3,814.52

Finding the Fourth Proportional to 15,501.28, 23,251.92 and 3,814.52

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Solution

The fourth proportional to 15,501.28, 23,251.92 and 3,814.52 is: 5,721.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,501.28 : 23,251.92 = 3,814.52 : x
  2. Step 2: Convert to fraction form
    15,501.28/23,251.92 = 3,814.52/x
  3. Step 3: Cross multiply
    15,501.28x = 23,251.92 × 3,814.52
  4. Step 4: Simplify right side
    15,501.28x = 88,694,913.88
  5. Step 5: Solve for x
    x = 88,694,913.88/15,501.28
  6. Step 6: Final answer
    x = 5,721.78

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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.