Home / 36,761.98-50,734.26-20,631.20

Finding the Fourth Proportional to 36,761.98, 50,734.26 and 20,631.20

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Solution

The fourth proportional to 36,761.98, 50,734.26 and 20,631.20 is: 28,472.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,761.98 : 50,734.26 = 20,631.20 : x
  2. Step 2: Convert to fraction form
    36,761.98/50,734.26 = 20,631.20/x
  3. Step 3: Cross multiply
    36,761.98x = 50,734.26 × 20,631.20
  4. Step 4: Simplify right side
    36,761.98x = 1,046,708,664.91
  5. Step 5: Solve for x
    x = 1,046,708,664.91/36,761.98
  6. Step 6: Final answer
    x = 28,472.59

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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.