Home / 18,324.92-27,487.32-5,177.24

Finding the Fourth Proportional to 18,324.92, 27,487.32 and 5,177.24

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Solution

The fourth proportional to 18,324.92, 27,487.32 and 5,177.24 is: 7,765.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,324.92 : 27,487.32 = 5,177.24 : x
  2. Step 2: Convert to fraction form
    18,324.92/27,487.32 = 5,177.24/x
  3. Step 3: Cross multiply
    18,324.92x = 27,487.32 × 5,177.24
  4. Step 4: Simplify right side
    18,324.92x = 142,308,452.60
  5. Step 5: Solve for x
    x = 142,308,452.60/18,324.92
  6. Step 6: Final answer
    x = 7,765.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.