Home / 36,121.08-54,158.55-17,363.79

Finding the Fourth Proportional to 36,121.08, 54,158.55 and 17,363.79

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Solution

The fourth proportional to 36,121.08, 54,158.55 and 17,363.79 is: 26,034.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,121.08 : 54,158.55 = 17,363.79 : x
  2. Step 2: Convert to fraction form
    36,121.08/54,158.55 = 17,363.79/x
  3. Step 3: Cross multiply
    36,121.08x = 54,158.55 × 17,363.79
  4. Step 4: Simplify right side
    36,121.08x = 940,397,824.95
  5. Step 5: Solve for x
    x = 940,397,824.95/36,121.08
  6. Step 6: Final answer
    x = 26,034.60

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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.