Home / 28,481.32-39,310.02-17,863.24

Finding the Fourth Proportional to 28,481.32, 39,310.02 and 17,863.24

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Solution

The fourth proportional to 28,481.32, 39,310.02 and 17,863.24 is: 24,654.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,481.32 : 39,310.02 = 17,863.24 : x
  2. Step 2: Convert to fraction form
    28,481.32/39,310.02 = 17,863.24/x
  3. Step 3: Cross multiply
    28,481.32x = 39,310.02 × 17,863.24
  4. Step 4: Simplify right side
    28,481.32x = 702,204,321.66
  5. Step 5: Solve for x
    x = 702,204,321.66/28,481.32
  6. Step 6: Final answer
    x = 24,654.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.