Home / 51,227.28-76,839.48-27,899.28

Finding the Fourth Proportional to 51,227.28, 76,839.48 and 27,899.28

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Solution

The fourth proportional to 51,227.28, 76,839.48 and 27,899.28 is: 41,848.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,227.28 : 76,839.48 = 27,899.28 : x
  2. Step 2: Convert to fraction form
    51,227.28/76,839.48 = 27,899.28/x
  3. Step 3: Cross multiply
    51,227.28x = 76,839.48 × 27,899.28
  4. Step 4: Simplify right side
    51,227.28x = 2,143,766,167.57
  5. Step 5: Solve for x
    x = 2,143,766,167.57/51,227.28
  6. Step 6: Final answer
    x = 41,848.14

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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.