Home / 48,815.12-73,139.10-26,644.06

Finding the Fourth Proportional to 48,815.12, 73,139.10 and 26,644.06

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Solution

The fourth proportional to 48,815.12, 73,139.10 and 26,644.06 is: 39,920.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,815.12 : 73,139.10 = 26,644.06 : x
  2. Step 2: Convert to fraction form
    48,815.12/73,139.10 = 26,644.06/x
  3. Step 3: Cross multiply
    48,815.12x = 73,139.10 × 26,644.06
  4. Step 4: Simplify right side
    48,815.12x = 1,948,722,568.75
  5. Step 5: Solve for x
    x = 1,948,722,568.75/48,815.12
  6. Step 6: Final answer
    x = 39,920.47

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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.