Home / 18,042.28-24,889.62-11,324.56

Finding the Fourth Proportional to 18,042.28, 24,889.62 and 11,324.56

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Solution

The fourth proportional to 18,042.28, 24,889.62 and 11,324.56 is: 15,622.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,042.28 : 24,889.62 = 11,324.56 : x
  2. Step 2: Convert to fraction form
    18,042.28/24,889.62 = 11,324.56/x
  3. Step 3: Cross multiply
    18,042.28x = 24,889.62 × 11,324.56
  4. Step 4: Simplify right side
    18,042.28x = 281,863,995.07
  5. Step 5: Solve for x
    x = 281,863,995.07/18,042.28
  6. Step 6: Final answer
    x = 15,622.42

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Half scale
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Double scale
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Similar ratio
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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.