Home / 20,167.44-30,255.98-19,832.68

Finding the Fourth Proportional to 20,167.44, 30,255.98 and 19,832.68

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Solution

The fourth proportional to 20,167.44, 30,255.98 and 19,832.68 is: 29,753.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,167.44 : 30,255.98 = 19,832.68 : x
  2. Step 2: Convert to fraction form
    20,167.44/30,255.98 = 19,832.68/x
  3. Step 3: Cross multiply
    20,167.44x = 30,255.98 × 19,832.68
  4. Step 4: Simplify right side
    20,167.44x = 600,057,169.43
  5. Step 5: Solve for x
    x = 600,057,169.43/20,167.44
  6. Step 6: Final answer
    x = 29,753.76

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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.