Home / 51,679.44-71,311.68-29,013.48

Finding the Fourth Proportional to 51,679.44, 71,311.68 and 29,013.48

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Solution

The fourth proportional to 51,679.44, 71,311.68 and 29,013.48 is: 40,035.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,679.44 : 71,311.68 = 29,013.48 : x
  2. Step 2: Convert to fraction form
    51,679.44/71,311.68 = 29,013.48/x
  3. Step 3: Cross multiply
    51,679.44x = 71,311.68 × 29,013.48
  4. Step 4: Simplify right side
    51,679.44x = 2,069,000,001.45
  5. Step 5: Solve for x
    x = 2,069,000,001.45/51,679.44
  6. Step 6: Final answer
    x = 40,035.26

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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.