Home / 36,560.88-54,841.32-13,187.31

Finding the Fourth Proportional to 36,560.88, 54,841.32 and 13,187.31

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Solution

The fourth proportional to 36,560.88, 54,841.32 and 13,187.31 is: 19,780.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,560.88 : 54,841.32 = 13,187.31 : x
  2. Step 2: Convert to fraction form
    36,560.88/54,841.32 = 13,187.31/x
  3. Step 3: Cross multiply
    36,560.88x = 54,841.32 × 13,187.31
  4. Step 4: Simplify right side
    36,560.88x = 723,209,487.65
  5. Step 5: Solve for x
    x = 723,209,487.65/36,560.88
  6. Step 6: Final answer
    x = 19,780.97

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Similar ratio
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1.5x scale

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.