Home / 51,672.89-77,517.45-22,090.88

Finding the Fourth Proportional to 51,672.89, 77,517.45 and 22,090.88

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Solution

The fourth proportional to 51,672.89, 77,517.45 and 22,090.88 is: 33,139.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,672.89 : 77,517.45 = 22,090.88 : x
  2. Step 2: Convert to fraction form
    51,672.89/77,517.45 = 22,090.88/x
  3. Step 3: Cross multiply
    51,672.89x = 77,517.45 × 22,090.88
  4. Step 4: Simplify right side
    51,672.89x = 1,712,428,298.27
  5. Step 5: Solve for x
    x = 1,712,428,298.27/51,672.89
  6. Step 6: Final answer
    x = 33,139.78

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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.