Home / 56,306.20-84,454.44-16,872.16

Finding the Fourth Proportional to 56,306.20, 84,454.44 and 16,872.16

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Solution

The fourth proportional to 56,306.20, 84,454.44 and 16,872.16 is: 25,306.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,306.20 : 84,454.44 = 16,872.16 : x
  2. Step 2: Convert to fraction form
    56,306.20/84,454.44 = 16,872.16/x
  3. Step 3: Cross multiply
    56,306.20x = 84,454.44 × 16,872.16
  4. Step 4: Simplify right side
    56,306.20x = 1,424,928,824.39
  5. Step 5: Solve for x
    x = 1,424,928,824.39/56,306.20
  6. Step 6: Final answer
    x = 25,306.78

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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.