Home / 29,117.88-40,183.56-17,191.44

Finding the Fourth Proportional to 29,117.88, 40,183.56 and 17,191.44

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Solution

The fourth proportional to 29,117.88, 40,183.56 and 17,191.44 is: 23,724.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,117.88 : 40,183.56 = 17,191.44 : x
  2. Step 2: Convert to fraction form
    29,117.88/40,183.56 = 17,191.44/x
  3. Step 3: Cross multiply
    29,117.88x = 40,183.56 × 17,191.44
  4. Step 4: Simplify right side
    29,117.88x = 690,813,260.73
  5. Step 5: Solve for x
    x = 690,813,260.73/29,117.88
  6. Step 6: Final answer
    x = 23,724.71

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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.