Home / 41,982.11-62,981.46-11,996.61

Finding the Fourth Proportional to 41,982.11, 62,981.46 and 11,996.61

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Solution

The fourth proportional to 41,982.11, 62,981.46 and 11,996.61 is: 17,997.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,982.11 : 62,981.46 = 11,996.61 : x
  2. Step 2: Convert to fraction form
    41,982.11/62,981.46 = 11,996.61/x
  3. Step 3: Cross multiply
    41,982.11x = 62,981.46 × 11,996.61
  4. Step 4: Simplify right side
    41,982.11x = 755,564,012.85
  5. Step 5: Solve for x
    x = 755,564,012.85/41,982.11
  6. Step 6: Final answer
    x = 17,997.29

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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.