Home / 36,790.30-50,769.11-20,874.41

Finding the Fourth Proportional to 36,790.30, 50,769.11 and 20,874.41

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Solution

The fourth proportional to 36,790.30, 50,769.11 and 20,874.41 is: 28,805.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,790.30 : 50,769.11 = 20,874.41 : x
  2. Step 2: Convert to fraction form
    36,790.30/50,769.11 = 20,874.41/x
  3. Step 3: Cross multiply
    36,790.30x = 50,769.11 × 20,874.41
  4. Step 4: Simplify right side
    36,790.30x = 1,059,775,217.48
  5. Step 5: Solve for x
    x = 1,059,775,217.48/36,790.30
  6. Step 6: Final answer
    x = 28,805.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.