Home / 48,876.22-73,320.68-13,816.72

Finding the Fourth Proportional to 48,876.22, 73,320.68 and 13,816.72

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Solution

The fourth proportional to 48,876.22, 73,320.68 and 13,816.72 is: 20,726.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,876.22 : 73,320.68 = 13,816.72 : x
  2. Step 2: Convert to fraction form
    48,876.22/73,320.68 = 13,816.72/x
  3. Step 3: Cross multiply
    48,876.22x = 73,320.68 × 13,816.72
  4. Step 4: Simplify right side
    48,876.22x = 1,013,051,305.77
  5. Step 5: Solve for x
    x = 1,013,051,305.77/48,876.22
  6. Step 6: Final answer
    x = 20,726.88

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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.