Home / 31,974.97-44,124.57-18,545.38

Finding the Fourth Proportional to 31,974.97, 44,124.57 and 18,545.38

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Solution

The fourth proportional to 31,974.97, 44,124.57 and 18,545.38 is: 25,592.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,974.97 : 44,124.57 = 18,545.38 : x
  2. Step 2: Convert to fraction form
    31,974.97/44,124.57 = 18,545.38/x
  3. Step 3: Cross multiply
    31,974.97x = 44,124.57 × 18,545.38
  4. Step 4: Simplify right side
    31,974.97x = 818,306,917.99
  5. Step 5: Solve for x
    x = 818,306,917.99/31,974.97
  6. Step 6: Final answer
    x = 25,592.11

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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.