Home / 18,318.30-27,469.62-5,834.04

Finding the Fourth Proportional to 18,318.30, 27,469.62 and 5,834.04

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Solution

The fourth proportional to 18,318.30, 27,469.62 and 5,834.04 is: 8,748.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,318.30 : 27,469.62 = 5,834.04 : x
  2. Step 2: Convert to fraction form
    18,318.30/27,469.62 = 5,834.04/x
  3. Step 3: Cross multiply
    18,318.30x = 27,469.62 × 5,834.04
  4. Step 4: Simplify right side
    18,318.30x = 160,258,861.86
  5. Step 5: Solve for x
    x = 160,258,861.86/18,318.30
  6. Step 6: Final answer
    x = 8,748.57

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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.