Home / 20,227.69-30,344.78-5,997.61

Finding the Fourth Proportional to 20,227.69, 30,344.78 and 5,997.61

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Solution

The fourth proportional to 20,227.69, 30,344.78 and 5,997.61 is: 8,997.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,227.69 : 30,344.78 = 5,997.61 : x
  2. Step 2: Convert to fraction form
    20,227.69/30,344.78 = 5,997.61/x
  3. Step 3: Cross multiply
    20,227.69x = 30,344.78 × 5,997.61
  4. Step 4: Simplify right side
    20,227.69x = 181,996,155.98
  5. Step 5: Solve for x
    x = 181,996,155.98/20,227.69
  6. Step 6: Final answer
    x = 8,997.38

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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.