Home / 38,893.91-58,326.12-12,591.59

Finding the Fourth Proportional to 38,893.91, 58,326.12 and 12,591.59

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Solution

The fourth proportional to 38,893.91, 58,326.12 and 12,591.59 is: 18,882.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,893.91 : 58,326.12 = 12,591.59 : x
  2. Step 2: Convert to fraction form
    38,893.91/58,326.12 = 12,591.59/x
  3. Step 3: Cross multiply
    38,893.91x = 58,326.12 × 12,591.59
  4. Step 4: Simplify right side
    38,893.91x = 734,418,297.70
  5. Step 5: Solve for x
    x = 734,418,297.70/38,893.91
  6. Step 6: Final answer
    x = 18,882.61

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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.