Home / 41,149.76-61,675.28-18,932.56

Finding the Fourth Proportional to 41,149.76, 61,675.28 and 18,932.56

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Solution

The fourth proportional to 41,149.76, 61,675.28 and 18,932.56 is: 28,376.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,149.76 : 61,675.28 = 18,932.56 : x
  2. Step 2: Convert to fraction form
    41,149.76/61,675.28 = 18,932.56/x
  3. Step 3: Cross multiply
    41,149.76x = 61,675.28 × 18,932.56
  4. Step 4: Simplify right side
    41,149.76x = 1,167,670,939.12
  5. Step 5: Solve for x
    x = 1,167,670,939.12/41,149.76
  6. Step 6: Final answer
    x = 28,376.13

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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.