Home / 36,067.20-54,105.12-15,288

Finding the Fourth Proportional to 36,067.20, 54,105.12 and 15,288

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Solution

The fourth proportional to 36,067.20, 54,105.12 and 15,288 is: 22,933.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,067.20 : 54,105.12 = 15,288 : x
  2. Step 2: Convert to fraction form
    36,067.20/54,105.12 = 15,288/x
  3. Step 3: Cross multiply
    36,067.20x = 54,105.12 × 15,288
  4. Step 4: Simplify right side
    36,067.20x = 827,159,074.56
  5. Step 5: Solve for x
    x = 827,159,074.56/36,067.20
  6. Step 6: Final answer
    x = 22,933.83

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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.