Home / 51,466.24-71,023.68-29,109.76

Finding the Fourth Proportional to 51,466.24, 71,023.68 and 29,109.76

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Solution

The fourth proportional to 51,466.24, 71,023.68 and 29,109.76 is: 40,171.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,466.24 : 71,023.68 = 29,109.76 : x
  2. Step 2: Convert to fraction form
    51,466.24/71,023.68 = 29,109.76/x
  3. Step 3: Cross multiply
    51,466.24x = 71,023.68 × 29,109.76
  4. Step 4: Simplify right side
    51,466.24x = 2,067,482,279.12
  5. Step 5: Solve for x
    x = 2,067,482,279.12/51,466.24
  6. Step 6: Final answer
    x = 40,171.62

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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.