Home / 22,183.79-33,255.85-8,140.56

Finding the Fourth Proportional to 22,183.79, 33,255.85 and 8,140.56

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Solution

The fourth proportional to 22,183.79, 33,255.85 and 8,140.56 is: 12,203.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,183.79 : 33,255.85 = 8,140.56 : x
  2. Step 2: Convert to fraction form
    22,183.79/33,255.85 = 8,140.56/x
  3. Step 3: Cross multiply
    22,183.79x = 33,255.85 × 8,140.56
  4. Step 4: Simplify right side
    22,183.79x = 270,721,206.01
  5. Step 5: Solve for x
    x = 270,721,206.01/22,183.79
  6. Step 6: Final answer
    x = 12,203.56

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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.