Home / 39,943.31-59,936.56-15,000.44

Finding the Fourth Proportional to 39,943.31, 59,936.56 and 15,000.44

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Solution

The fourth proportional to 39,943.31, 59,936.56 and 15,000.44 is: 22,508.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,943.31 : 59,936.56 = 15,000.44 : x
  2. Step 2: Convert to fraction form
    39,943.31/59,936.56 = 15,000.44/x
  3. Step 3: Cross multiply
    39,943.31x = 59,936.56 × 15,000.44
  4. Step 4: Simplify right side
    39,943.31x = 899,074,434.90
  5. Step 5: Solve for x
    x = 899,074,434.90/39,943.31
  6. Step 6: Final answer
    x = 22,508.76

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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.