Home / 17,420.75-24,050.61-11,469.72

Finding the Fourth Proportional to 17,420.75, 24,050.61 and 11,469.72

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Solution

The fourth proportional to 17,420.75, 24,050.61 and 11,469.72 is: 15,834.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,420.75 : 24,050.61 = 11,469.72 : x
  2. Step 2: Convert to fraction form
    17,420.75/24,050.61 = 11,469.72/x
  3. Step 3: Cross multiply
    17,420.75x = 24,050.61 × 11,469.72
  4. Step 4: Simplify right side
    17,420.75x = 275,853,753.97
  5. Step 5: Solve for x
    x = 275,853,753.97/17,420.75
  6. Step 6: Final answer
    x = 15,834.78

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Double scale
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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.