Home / 51,829.24-71,519.20-29,167.72

Finding the Fourth Proportional to 51,829.24, 71,519.20 and 29,167.72

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Solution

The fourth proportional to 51,829.24, 71,519.20 and 29,167.72 is: 40,248.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,829.24 : 71,519.20 = 29,167.72 : x
  2. Step 2: Convert to fraction form
    51,829.24/71,519.20 = 29,167.72/x
  3. Step 3: Cross multiply
    51,829.24x = 71,519.20 × 29,167.72
  4. Step 4: Simplify right side
    51,829.24x = 2,086,052,000.22
  5. Step 5: Solve for x
    x = 2,086,052,000.22/51,829.24
  6. Step 6: Final answer
    x = 40,248.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.