Home / 41,686.40-62,491.68-15,372.80

Finding the Fourth Proportional to 41,686.40, 62,491.68 and 15,372.80

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Solution

The fourth proportional to 41,686.40, 62,491.68 and 15,372.80 is: 23,045.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,686.40 : 62,491.68 = 15,372.80 : x
  2. Step 2: Convert to fraction form
    41,686.40/62,491.68 = 15,372.80/x
  3. Step 3: Cross multiply
    41,686.40x = 62,491.68 × 15,372.80
  4. Step 4: Simplify right side
    41,686.40x = 960,672,098.30
  5. Step 5: Solve for x
    x = 960,672,098.30/41,686.40
  6. Step 6: Final answer
    x = 23,045.22

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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.