Home / 20,617.92-30,932.24-9,532.56

Finding the Fourth Proportional to 20,617.92, 30,932.24 and 9,532.56

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Solution

The fourth proportional to 20,617.92, 30,932.24 and 9,532.56 is: 14,301.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,617.92 : 30,932.24 = 9,532.56 : x
  2. Step 2: Convert to fraction form
    20,617.92/30,932.24 = 9,532.56/x
  3. Step 3: Cross multiply
    20,617.92x = 30,932.24 × 9,532.56
  4. Step 4: Simplify right side
    20,617.92x = 294,863,433.73
  5. Step 5: Solve for x
    x = 294,863,433.73/20,617.92
  6. Step 6: Final answer
    x = 14,301.32

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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.