Home / 18,324.96-27,490.68-5,847.72

Finding the Fourth Proportional to 18,324.96, 27,490.68 and 5,847.72

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Solution

The fourth proportional to 18,324.96, 27,490.68 and 5,847.72 is: 8,772.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,324.96 : 27,490.68 = 5,847.72 : x
  2. Step 2: Convert to fraction form
    18,324.96/27,490.68 = 5,847.72/x
  3. Step 3: Cross multiply
    18,324.96x = 27,490.68 × 5,847.72
  4. Step 4: Simplify right side
    18,324.96x = 160,757,799.25
  5. Step 5: Solve for x
    x = 160,757,799.25/18,324.96
  6. Step 6: Final answer
    x = 8,772.61

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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.