Home / 41,279.78-61,944.35-14,986.57

Finding the Fourth Proportional to 41,279.78, 61,944.35 and 14,986.57

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Solution

The fourth proportional to 41,279.78, 61,944.35 and 14,986.57 is: 22,488.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,279.78 : 61,944.35 = 14,986.57 : x
  2. Step 2: Convert to fraction form
    41,279.78/61,944.35 = 14,986.57/x
  3. Step 3: Cross multiply
    41,279.78x = 61,944.35 × 14,986.57
  4. Step 4: Simplify right side
    41,279.78x = 928,333,223.73
  5. Step 5: Solve for x
    x = 928,333,223.73/41,279.78
  6. Step 6: Final answer
    x = 22,488.81

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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.