Home / 36,786.60-50,763.86-20,874.06

Finding the Fourth Proportional to 36,786.60, 50,763.86 and 20,874.06

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Solution

The fourth proportional to 36,786.60, 50,763.86 and 20,874.06 is: 28,805.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,786.60 : 50,763.86 = 20,874.06 : x
  2. Step 2: Convert to fraction form
    36,786.60/50,763.86 = 20,874.06/x
  3. Step 3: Cross multiply
    36,786.60x = 50,763.86 × 20,874.06
  4. Step 4: Simplify right side
    36,786.60x = 1,059,647,755.10
  5. Step 5: Solve for x
    x = 1,059,647,755.10/36,786.60
  6. Step 6: Final answer
    x = 28,805.26

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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.