Home / 36,759.96-50,731.38-20,845.80

Finding the Fourth Proportional to 36,759.96, 50,731.38 and 20,845.80

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Solution

The fourth proportional to 36,759.96, 50,731.38 and 20,845.80 is: 28,768.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,759.96 : 50,731.38 = 20,845.80 : x
  2. Step 2: Convert to fraction form
    36,759.96/50,731.38 = 20,845.80/x
  3. Step 3: Cross multiply
    36,759.96x = 50,731.38 × 20,845.80
  4. Step 4: Simplify right side
    36,759.96x = 1,057,536,201.20
  5. Step 5: Solve for x
    x = 1,057,536,201.20/36,759.96
  6. Step 6: Final answer
    x = 28,768.70

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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.