Home / 18,203.38-25,107.78-17,593.72

Finding the Fourth Proportional to 18,203.38, 25,107.78 and 17,593.72

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Solution

The fourth proportional to 18,203.38, 25,107.78 and 17,593.72 is: 24,266.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,203.38 : 25,107.78 = 17,593.72 : x
  2. Step 2: Convert to fraction form
    18,203.38/25,107.78 = 17,593.72/x
  3. Step 3: Cross multiply
    18,203.38x = 25,107.78 × 17,593.72
  4. Step 4: Simplify right side
    18,203.38x = 441,739,251.14
  5. Step 5: Solve for x
    x = 441,739,251.14/18,203.38
  6. Step 6: Final answer
    x = 24,266.88

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Half scale
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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.