Home / 29,944.78-41,319.99-18,616.12

Finding the Fourth Proportional to 29,944.78, 41,319.99 and 18,616.12

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Solution

The fourth proportional to 29,944.78, 41,319.99 and 18,616.12 is: 25,687.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,944.78 : 41,319.99 = 18,616.12 : x
  2. Step 2: Convert to fraction form
    29,944.78/41,319.99 = 18,616.12/x
  3. Step 3: Cross multiply
    29,944.78x = 41,319.99 × 18,616.12
  4. Step 4: Simplify right side
    29,944.78x = 769,217,892.24
  5. Step 5: Solve for x
    x = 769,217,892.24/29,944.78
  6. Step 6: Final answer
    x = 25,687.88

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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.