Home / 41,278.62-61,898.97-13,192.47

Finding the Fourth Proportional to 41,278.62, 61,898.97 and 13,192.47

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Solution

The fourth proportional to 41,278.62, 61,898.97 and 13,192.47 is: 19,782.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,278.62 : 61,898.97 = 13,192.47 : x
  2. Step 2: Convert to fraction form
    41,278.62/61,898.97 = 13,192.47/x
  3. Step 3: Cross multiply
    41,278.62x = 61,898.97 × 13,192.47
  4. Step 4: Simplify right side
    41,278.62x = 816,600,304.76
  5. Step 5: Solve for x
    x = 816,600,304.76/41,278.62
  6. Step 6: Final answer
    x = 19,782.65

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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.