Home / 41,307-61,964.24-13,227.80

Finding the Fourth Proportional to 41,307, 61,964.24 and 13,227.80

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Solution

The fourth proportional to 41,307, 61,964.24 and 13,227.80 is: 19,842.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,307 : 61,964.24 = 13,227.80 : x
  2. Step 2: Convert to fraction form
    41,307/61,964.24 = 13,227.80/x
  3. Step 3: Cross multiply
    41,307x = 61,964.24 × 13,227.80
  4. Step 4: Simplify right side
    41,307x = 819,650,573.87
  5. Step 5: Solve for x
    x = 819,650,573.87/41,307
  6. Step 6: Final answer
    x = 19,842.90

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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.