Home / 20,277.73-30,414.20-6,237.73

Finding the Fourth Proportional to 20,277.73, 30,414.20 and 6,237.73

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Solution

The fourth proportional to 20,277.73, 30,414.20 and 6,237.73 is: 9,355.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,277.73 : 30,414.20 = 6,237.73 : x
  2. Step 2: Convert to fraction form
    20,277.73/30,414.20 = 6,237.73/x
  3. Step 3: Cross multiply
    20,277.73x = 30,414.20 × 6,237.73
  4. Step 4: Simplify right side
    20,277.73x = 189,715,536.58
  5. Step 5: Solve for x
    x = 189,715,536.58/20,277.73
  6. Step 6: Final answer
    x = 9,355.86

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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.