Home / 41,378.50-62,019.12-19,144.91

Finding the Fourth Proportional to 41,378.50, 62,019.12 and 19,144.91

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Solution

The fourth proportional to 41,378.50, 62,019.12 and 19,144.91 is: 28,694.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,378.50 : 62,019.12 = 19,144.91 : x
  2. Step 2: Convert to fraction form
    41,378.50/62,019.12 = 19,144.91/x
  3. Step 3: Cross multiply
    41,378.50x = 62,019.12 × 19,144.91
  4. Step 4: Simplify right side
    41,378.50x = 1,187,350,470.68
  5. Step 5: Solve for x
    x = 1,187,350,470.68/41,378.50
  6. Step 6: Final answer
    x = 28,694.87

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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.