Home / 36,149.82-54,227.31-11,186.66

Finding the Fourth Proportional to 36,149.82, 54,227.31 and 11,186.66

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Solution

The fourth proportional to 36,149.82, 54,227.31 and 11,186.66 is: 16,780.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,149.82 : 54,227.31 = 11,186.66 : x
  2. Step 2: Convert to fraction form
    36,149.82/54,227.31 = 11,186.66/x
  3. Step 3: Cross multiply
    36,149.82x = 54,227.31 × 11,186.66
  4. Step 4: Simplify right side
    36,149.82x = 606,622,315.47
  5. Step 5: Solve for x
    x = 606,622,315.47/36,149.82
  6. Step 6: Final answer
    x = 16,780.78

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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.