Home / 25,042.25-34,558.03-13,711.61

Finding the Fourth Proportional to 25,042.25, 34,558.03 and 13,711.61

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Solution

The fourth proportional to 25,042.25, 34,558.03 and 13,711.61 is: 18,921.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,042.25 : 34,558.03 = 13,711.61 : x
  2. Step 2: Convert to fraction form
    25,042.25/34,558.03 = 13,711.61/x
  3. Step 3: Cross multiply
    25,042.25x = 34,558.03 × 13,711.61
  4. Step 4: Simplify right side
    25,042.25x = 473,846,229.73
  5. Step 5: Solve for x
    x = 473,846,229.73/25,042.25
  6. Step 6: Final answer
    x = 18,921.87

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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.