Home / 36,231.91-54,286.35-17,520.76

Finding the Fourth Proportional to 36,231.91, 54,286.35 and 17,520.76

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Solution

The fourth proportional to 36,231.91, 54,286.35 and 17,520.76 is: 26,251.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,231.91 : 54,286.35 = 17,520.76 : x
  2. Step 2: Convert to fraction form
    36,231.91/54,286.35 = 17,520.76/x
  3. Step 3: Cross multiply
    36,231.91x = 54,286.35 × 17,520.76
  4. Step 4: Simplify right side
    36,231.91x = 951,137,904.97
  5. Step 5: Solve for x
    x = 951,137,904.97/36,231.91
  6. Step 6: Final answer
    x = 26,251.39

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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.