Home / 25,034.25-34,546.98-13,703.61

Finding the Fourth Proportional to 25,034.25, 34,546.98 and 13,703.61

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Solution

The fourth proportional to 25,034.25, 34,546.98 and 13,703.61 is: 18,910.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,034.25 : 34,546.98 = 13,703.61 : x
  2. Step 2: Convert to fraction form
    25,034.25/34,546.98 = 13,703.61/x
  3. Step 3: Cross multiply
    25,034.25x = 34,546.98 × 13,703.61
  4. Step 4: Simplify right side
    25,034.25x = 473,418,340.60
  5. Step 5: Solve for x
    x = 473,418,340.60/25,034.25
  6. Step 6: Final answer
    x = 18,910.83

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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.