Home / 26,622.75-39,940.88-9,982.83

Finding the Fourth Proportional to 26,622.75, 39,940.88 and 9,982.83

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Solution

The fourth proportional to 26,622.75, 39,940.88 and 9,982.83 is: 14,976.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,622.75 : 39,940.88 = 9,982.83 : x
  2. Step 2: Convert to fraction form
    26,622.75/39,940.88 = 9,982.83/x
  3. Step 3: Cross multiply
    26,622.75x = 39,940.88 × 9,982.83
  4. Step 4: Simplify right side
    26,622.75x = 398,722,965.18
  5. Step 5: Solve for x
    x = 398,722,965.18/26,622.75
  6. Step 6: Final answer
    x = 14,976.78

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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.