Home / 36,451.28-54,691.20-14,260.86

Finding the Fourth Proportional to 36,451.28, 54,691.20 and 14,260.86

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Solution

The fourth proportional to 36,451.28, 54,691.20 and 14,260.86 is: 21,396.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,451.28 : 54,691.20 = 14,260.86 : x
  2. Step 2: Convert to fraction form
    36,451.28/54,691.20 = 14,260.86/x
  3. Step 3: Cross multiply
    36,451.28x = 54,691.20 × 14,260.86
  4. Step 4: Simplify right side
    36,451.28x = 779,943,546.43
  5. Step 5: Solve for x
    x = 779,943,546.43/36,451.28
  6. Step 6: Final answer
    x = 21,396.88

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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.