Home / 18,469.24-25,470.25-14,704.83

Finding the Fourth Proportional to 18,469.24, 25,470.25 and 14,704.83

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Solution

The fourth proportional to 18,469.24, 25,470.25 and 14,704.83 is: 20,278.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,469.24 : 25,470.25 = 14,704.83 : x
  2. Step 2: Convert to fraction form
    18,469.24/25,470.25 = 14,704.83/x
  3. Step 3: Cross multiply
    18,469.24x = 25,470.25 × 14,704.83
  4. Step 4: Simplify right side
    18,469.24x = 374,535,659.55
  5. Step 5: Solve for x
    x = 374,535,659.55/18,469.24
  6. Step 6: Final answer
    x = 20,278.89

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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.