Home / 36,614.52-54,902.10-11,647.80

Finding the Fourth Proportional to 36,614.52, 54,902.10 and 11,647.80

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Solution

The fourth proportional to 36,614.52, 54,902.10 and 11,647.80 is: 17,465.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,614.52 : 54,902.10 = 11,647.80 : x
  2. Step 2: Convert to fraction form
    36,614.52/54,902.10 = 11,647.80/x
  3. Step 3: Cross multiply
    36,614.52x = 54,902.10 × 11,647.80
  4. Step 4: Simplify right side
    36,614.52x = 639,488,680.38
  5. Step 5: Solve for x
    x = 639,488,680.38/36,614.52
  6. Step 6: Final answer
    x = 17,465.44

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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.