Home / 36,399.62-54,587.82-14,207.60

Finding the Fourth Proportional to 36,399.62, 54,587.82 and 14,207.60

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Solution

The fourth proportional to 36,399.62, 54,587.82 and 14,207.60 is: 21,306.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,399.62 : 54,587.82 = 14,207.60 : x
  2. Step 2: Convert to fraction form
    36,399.62/54,587.82 = 14,207.60/x
  3. Step 3: Cross multiply
    36,399.62x = 54,587.82 × 14,207.60
  4. Step 4: Simplify right side
    36,399.62x = 775,561,911.43
  5. Step 5: Solve for x
    x = 775,561,911.43/36,399.62
  6. Step 6: Final answer
    x = 21,306.87

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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.