Home / 25,453.20-38,194.66-10,660.86

Finding the Fourth Proportional to 25,453.20, 38,194.66 and 10,660.86

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Solution

The fourth proportional to 25,453.20, 38,194.66 and 10,660.86 is: 15,997.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,453.20 : 38,194.66 = 10,660.86 : x
  2. Step 2: Convert to fraction form
    25,453.20/38,194.66 = 10,660.86/x
  3. Step 3: Cross multiply
    25,453.20x = 38,194.66 × 10,660.86
  4. Step 4: Simplify right side
    25,453.20x = 407,187,923.01
  5. Step 5: Solve for x
    x = 407,187,923.01/25,453.20
  6. Step 6: Final answer
    x = 15,997.51

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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.