Home / 36,409.18-54,613.72-11,451.42

Finding the Fourth Proportional to 36,409.18, 54,613.72 and 11,451.42

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Solution

The fourth proportional to 36,409.18, 54,613.72 and 11,451.42 is: 17,177.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,409.18 : 54,613.72 = 11,451.42 : x
  2. Step 2: Convert to fraction form
    36,409.18/54,613.72 = 11,451.42/x
  3. Step 3: Cross multiply
    36,409.18x = 54,613.72 × 11,451.42
  4. Step 4: Simplify right side
    36,409.18x = 625,404,645.48
  5. Step 5: Solve for x
    x = 625,404,645.48/36,409.18
  6. Step 6: Final answer
    x = 17,177.11

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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.