Home / 38,816.20-58,149.78-22,126.96

Finding the Fourth Proportional to 38,816.20, 58,149.78 and 22,126.96

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Solution

The fourth proportional to 38,816.20, 58,149.78 and 22,126.96 is: 33,147.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,816.20 : 58,149.78 = 22,126.96 : x
  2. Step 2: Convert to fraction form
    38,816.20/58,149.78 = 22,126.96/x
  3. Step 3: Cross multiply
    38,816.20x = 58,149.78 × 22,126.96
  4. Step 4: Simplify right side
    38,816.20x = 1,286,677,856.07
  5. Step 5: Solve for x
    x = 1,286,677,856.07/38,816.20
  6. Step 6: Final answer
    x = 33,147.96

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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.