Home / 17,942.43-24,760.20-9,984.60

Finding the Fourth Proportional to 17,942.43, 24,760.20 and 9,984.60

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Solution

The fourth proportional to 17,942.43, 24,760.20 and 9,984.60 is: 13,778.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,942.43 : 24,760.20 = 9,984.60 : x
  2. Step 2: Convert to fraction form
    17,942.43/24,760.20 = 9,984.60/x
  3. Step 3: Cross multiply
    17,942.43x = 24,760.20 × 9,984.60
  4. Step 4: Simplify right side
    17,942.43x = 247,220,692.92
  5. Step 5: Solve for x
    x = 247,220,692.92/17,942.43
  6. Step 6: Final answer
    x = 13,778.55

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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.