Home / 48,212.44-72,318.24-13,152.04

Finding the Fourth Proportional to 48,212.44, 72,318.24 and 13,152.04

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Solution

The fourth proportional to 48,212.44, 72,318.24 and 13,152.04 is: 19,727.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,212.44 : 72,318.24 = 13,152.04 : x
  2. Step 2: Convert to fraction form
    48,212.44/72,318.24 = 13,152.04/x
  3. Step 3: Cross multiply
    48,212.44x = 72,318.24 × 13,152.04
  4. Step 4: Simplify right side
    48,212.44x = 951,132,385.21
  5. Step 5: Solve for x
    x = 951,132,385.21/48,212.44
  6. Step 6: Final answer
    x = 19,727.95

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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.