Home / 56,382.41-84,512.46-28,234.61

Finding the Fourth Proportional to 56,382.41, 84,512.46 and 28,234.61

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Solution

The fourth proportional to 56,382.41, 84,512.46 and 28,234.61 is: 42,321.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,382.41 : 84,512.46 = 28,234.61 : x
  2. Step 2: Convert to fraction form
    56,382.41/84,512.46 = 28,234.61/x
  3. Step 3: Cross multiply
    56,382.41x = 84,512.46 × 28,234.61
  4. Step 4: Simplify right side
    56,382.41x = 2,386,175,925.68
  5. Step 5: Solve for x
    x = 2,386,175,925.68/56,382.41
  6. Step 6: Final answer
    x = 42,321.29

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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.