Home / 29,115.54-40,179.24-16,540.29

Finding the Fourth Proportional to 29,115.54, 40,179.24 and 16,540.29

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Solution

The fourth proportional to 29,115.54, 40,179.24 and 16,540.29 is: 22,825.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,115.54 : 40,179.24 = 16,540.29 : x
  2. Step 2: Convert to fraction form
    29,115.54/40,179.24 = 16,540.29/x
  3. Step 3: Cross multiply
    29,115.54x = 40,179.24 × 16,540.29
  4. Step 4: Simplify right side
    29,115.54x = 664,576,281.58
  5. Step 5: Solve for x
    x = 664,576,281.58/29,115.54
  6. Step 6: Final answer
    x = 22,825.48

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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.