Home / 37,491.62-56,229.78-13,791.02

Finding the Fourth Proportional to 37,491.62, 56,229.78 and 13,791.02

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Solution

The fourth proportional to 37,491.62, 56,229.78 and 13,791.02 is: 20,683.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,491.62 : 56,229.78 = 13,791.02 : x
  2. Step 2: Convert to fraction form
    37,491.62/56,229.78 = 13,791.02/x
  3. Step 3: Cross multiply
    37,491.62x = 56,229.78 × 13,791.02
  4. Step 4: Simplify right side
    37,491.62x = 775,466,020.58
  5. Step 5: Solve for x
    x = 775,466,020.58/37,491.62
  6. Step 6: Final answer
    x = 20,683.72

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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.