Home / 56,821.91-85,229.51-16,839.27

Finding the Fourth Proportional to 56,821.91, 85,229.51 and 16,839.27

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Solution

The fourth proportional to 56,821.91, 85,229.51 and 16,839.27 is: 25,257.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,821.91 : 85,229.51 = 16,839.27 : x
  2. Step 2: Convert to fraction form
    56,821.91/85,229.51 = 16,839.27/x
  3. Step 3: Cross multiply
    56,821.91x = 85,229.51 × 16,839.27
  4. Step 4: Simplify right side
    56,821.91x = 1,435,202,646.66
  5. Step 5: Solve for x
    x = 1,435,202,646.66/56,821.91
  6. Step 6: Final answer
    x = 25,257.91

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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.