Home / 18,320.96-27,484.68-5,843.72

Finding the Fourth Proportional to 18,320.96, 27,484.68 and 5,843.72

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Solution

The fourth proportional to 18,320.96, 27,484.68 and 5,843.72 is: 8,766.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,320.96 : 27,484.68 = 5,843.72 : x
  2. Step 2: Convert to fraction form
    18,320.96/27,484.68 = 5,843.72/x
  3. Step 3: Cross multiply
    18,320.96x = 27,484.68 × 5,843.72
  4. Step 4: Simplify right side
    18,320.96x = 160,612,774.21
  5. Step 5: Solve for x
    x = 160,612,774.21/18,320.96
  6. Step 6: Final answer
    x = 8,766.61

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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.