Home / 36,387.87-50,212.58-20,469.26

Finding the Fourth Proportional to 36,387.87, 50,212.58 and 20,469.26

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Solution

The fourth proportional to 36,387.87, 50,212.58 and 20,469.26 is: 28,246.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,387.87 : 50,212.58 = 20,469.26 : x
  2. Step 2: Convert to fraction form
    36,387.87/50,212.58 = 20,469.26/x
  3. Step 3: Cross multiply
    36,387.87x = 50,212.58 × 20,469.26
  4. Step 4: Simplify right side
    36,387.87x = 1,027,814,001.88
  5. Step 5: Solve for x
    x = 1,027,814,001.88/36,387.87
  6. Step 6: Final answer
    x = 28,246.06

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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.