Home / 26,183.95-39,286.01-12,151.15

Finding the Fourth Proportional to 26,183.95, 39,286.01 and 12,151.15

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Solution

The fourth proportional to 26,183.95, 39,286.01 and 12,151.15 is: 18,231.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,183.95 : 39,286.01 = 12,151.15 : x
  2. Step 2: Convert to fraction form
    26,183.95/39,286.01 = 12,151.15/x
  3. Step 3: Cross multiply
    26,183.95x = 39,286.01 × 12,151.15
  4. Step 4: Simplify right side
    26,183.95x = 477,370,200.41
  5. Step 5: Solve for x
    x = 477,370,200.41/26,183.95
  6. Step 6: Final answer
    x = 18,231.41

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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.