Home / 20,350.73-30,516.06-8,500.94

Finding the Fourth Proportional to 20,350.73, 30,516.06 and 8,500.94

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Solution

The fourth proportional to 20,350.73, 30,516.06 and 8,500.94 is: 12,747.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,350.73 : 30,516.06 = 8,500.94 : x
  2. Step 2: Convert to fraction form
    20,350.73/30,516.06 = 8,500.94/x
  3. Step 3: Cross multiply
    20,350.73x = 30,516.06 × 8,500.94
  4. Step 4: Simplify right side
    20,350.73x = 259,415,195.10
  5. Step 5: Solve for x
    x = 259,415,195.10/20,350.73
  6. Step 6: Final answer
    x = 12,747.22

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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.