Home / 23,998.92-33,120.82-13,389.54

Finding the Fourth Proportional to 23,998.92, 33,120.82 and 13,389.54

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Solution

The fourth proportional to 23,998.92, 33,120.82 and 13,389.54 is: 18,478.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,998.92 : 33,120.82 = 13,389.54 : x
  2. Step 2: Convert to fraction form
    23,998.92/33,120.82 = 13,389.54/x
  3. Step 3: Cross multiply
    23,998.92x = 33,120.82 × 13,389.54
  4. Step 4: Simplify right side
    23,998.92x = 443,472,544.22
  5. Step 5: Solve for x
    x = 443,472,544.22/23,998.92
  6. Step 6: Final answer
    x = 18,478.85

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Half scale
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Double 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.