Home / 36,229.12-54,359.32-19,600.87

Finding the Fourth Proportional to 36,229.12, 54,359.32 and 19,600.87

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Solution

The fourth proportional to 36,229.12, 54,359.32 and 19,600.87 is: 29,409.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,229.12 : 54,359.32 = 19,600.87 : x
  2. Step 2: Convert to fraction form
    36,229.12/54,359.32 = 19,600.87/x
  3. Step 3: Cross multiply
    36,229.12x = 54,359.32 × 19,600.87
  4. Step 4: Simplify right side
    36,229.12x = 1,065,489,964.61
  5. Step 5: Solve for x
    x = 1,065,489,964.61/36,229.12
  6. Step 6: Final answer
    x = 29,409.77

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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.