Home / 36,178.56-54,249.33-15,112.85

Finding the Fourth Proportional to 36,178.56, 54,249.33 and 15,112.85

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Solution

The fourth proportional to 36,178.56, 54,249.33 and 15,112.85 is: 22,661.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,178.56 : 54,249.33 = 15,112.85 : x
  2. Step 2: Convert to fraction form
    36,178.56/54,249.33 = 15,112.85/x
  3. Step 3: Cross multiply
    36,178.56x = 54,249.33 × 15,112.85
  4. Step 4: Simplify right side
    36,178.56x = 819,862,208.79
  5. Step 5: Solve for x
    x = 819,862,208.79/36,178.56
  6. Step 6: Final answer
    x = 22,661.55

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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.