Home / 29,540.70-40,765.23-16,112.16

Finding the Fourth Proportional to 29,540.70, 40,765.23 and 16,112.16

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Solution

The fourth proportional to 29,540.70, 40,765.23 and 16,112.16 is: 22,234.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,540.70 : 40,765.23 = 16,112.16 : x
  2. Step 2: Convert to fraction form
    29,540.70/40,765.23 = 16,112.16/x
  3. Step 3: Cross multiply
    29,540.70x = 40,765.23 × 16,112.16
  4. Step 4: Simplify right side
    29,540.70x = 656,815,908.20
  5. Step 5: Solve for x
    x = 656,815,908.20/29,540.70
  6. Step 6: Final answer
    x = 22,234.27

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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.