Home / 22,314.26-30,793.42-12,882.62

Finding the Fourth Proportional to 22,314.26, 30,793.42 and 12,882.62

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Solution

The fourth proportional to 22,314.26, 30,793.42 and 12,882.62 is: 17,777.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,314.26 : 30,793.42 = 12,882.62 : x
  2. Step 2: Convert to fraction form
    22,314.26/30,793.42 = 12,882.62/x
  3. Step 3: Cross multiply
    22,314.26x = 30,793.42 × 12,882.62
  4. Step 4: Simplify right side
    22,314.26x = 396,699,928.36
  5. Step 5: Solve for x
    x = 396,699,928.36/22,314.26
  6. Step 6: Final answer
    x = 17,777.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.