Home / 48,441.30-72,663.33-13,380.96

Finding the Fourth Proportional to 48,441.30, 72,663.33 and 13,380.96

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Solution

The fourth proportional to 48,441.30, 72,663.33 and 13,380.96 is: 20,071.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,441.30 : 72,663.33 = 13,380.96 : x
  2. Step 2: Convert to fraction form
    48,441.30/72,663.33 = 13,380.96/x
  3. Step 3: Cross multiply
    48,441.30x = 72,663.33 × 13,380.96
  4. Step 4: Simplify right side
    48,441.30x = 972,305,112.20
  5. Step 5: Solve for x
    x = 972,305,112.20/48,441.30
  6. Step 6: Final answer
    x = 20,071.82

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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.