Home / 26,120.41-39,183.34-8,591.60

Finding the Fourth Proportional to 26,120.41, 39,183.34 and 8,591.60

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Solution

The fourth proportional to 26,120.41, 39,183.34 and 8,591.60 is: 12,888.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,120.41 : 39,183.34 = 8,591.60 : x
  2. Step 2: Convert to fraction form
    26,120.41/39,183.34 = 8,591.60/x
  3. Step 3: Cross multiply
    26,120.41x = 39,183.34 × 8,591.60
  4. Step 4: Simplify right side
    26,120.41x = 336,647,660.42
  5. Step 5: Solve for x
    x = 336,647,660.42/26,120.41
  6. Step 6: Final answer
    x = 12,888.30

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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.