Home / 20,616.27-30,924.60-6,578.43

Finding the Fourth Proportional to 20,616.27, 30,924.60 and 6,578.43

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Solution

The fourth proportional to 20,616.27, 30,924.60 and 6,578.43 is: 9,867.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,616.27 : 30,924.60 = 6,578.43 : x
  2. Step 2: Convert to fraction form
    20,616.27/30,924.60 = 6,578.43/x
  3. Step 3: Cross multiply
    20,616.27x = 30,924.60 × 6,578.43
  4. Step 4: Simplify right side
    20,616.27x = 203,435,316.38
  5. Step 5: Solve for x
    x = 203,435,316.38/20,616.27
  6. Step 6: Final answer
    x = 9,867.71

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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.