Home / 41,265.21-61,902.17-13,178.66

Finding the Fourth Proportional to 41,265.21, 61,902.17 and 13,178.66

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Solution

The fourth proportional to 41,265.21, 61,902.17 and 13,178.66 is: 19,769.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,265.21 : 61,902.17 = 13,178.66 : x
  2. Step 2: Convert to fraction form
    41,265.21/61,902.17 = 13,178.66/x
  3. Step 3: Cross multiply
    41,265.21x = 61,902.17 × 13,178.66
  4. Step 4: Simplify right side
    41,265.21x = 815,787,651.69
  5. Step 5: Solve for x
    x = 815,787,651.69/41,265.21
  6. Step 6: Final answer
    x = 19,769.38

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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.