Home / 41,992.40-62,902.20-21,227.60

Finding the Fourth Proportional to 41,992.40, 62,902.20 and 21,227.60

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Solution

The fourth proportional to 41,992.40, 62,902.20 and 21,227.60 is: 31,797.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,992.40 : 62,902.20 = 21,227.60 : x
  2. Step 2: Convert to fraction form
    41,992.40/62,902.20 = 21,227.60/x
  3. Step 3: Cross multiply
    41,992.40x = 62,902.20 × 21,227.60
  4. Step 4: Simplify right side
    41,992.40x = 1,335,262,740.72
  5. Step 5: Solve for x
    x = 1,335,262,740.72/41,992.40
  6. Step 6: Final answer
    x = 31,797.72

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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.