Home / 48,227.28-72,351.96-18,645.36

Finding the Fourth Proportional to 48,227.28, 72,351.96 and 18,645.36

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Solution

The fourth proportional to 48,227.28, 72,351.96 and 18,645.36 is: 27,972.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,227.28 : 72,351.96 = 18,645.36 : x
  2. Step 2: Convert to fraction form
    48,227.28/72,351.96 = 18,645.36/x
  3. Step 3: Cross multiply
    48,227.28x = 72,351.96 × 18,645.36
  4. Step 4: Simplify right side
    48,227.28x = 1,349,028,340.91
  5. Step 5: Solve for x
    x = 1,349,028,340.91/48,227.28
  6. Step 6: Final answer
    x = 27,972.31

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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.