Home / 31,972.92-44,121.93-18,545.43

Finding the Fourth Proportional to 31,972.92, 44,121.93 and 18,545.43

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Solution

The fourth proportional to 31,972.92, 44,121.93 and 18,545.43 is: 25,592.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,972.92 : 44,121.93 = 18,545.43 : x
  2. Step 2: Convert to fraction form
    31,972.92/44,121.93 = 18,545.43/x
  3. Step 3: Cross multiply
    31,972.92x = 44,121.93 × 18,545.43
  4. Step 4: Simplify right side
    31,972.92x = 818,260,164.28
  5. Step 5: Solve for x
    x = 818,260,164.28/31,972.92
  6. Step 6: Final answer
    x = 25,592.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.