Home / 36,677.87-50,616.65-20,761.97

Finding the Fourth Proportional to 36,677.87, 50,616.65 and 20,761.97

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Solution

The fourth proportional to 36,677.87, 50,616.65 and 20,761.97 is: 28,652.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,677.87 : 50,616.65 = 20,761.97 : x
  2. Step 2: Convert to fraction form
    36,677.87/50,616.65 = 20,761.97/x
  3. Step 3: Cross multiply
    36,677.87x = 50,616.65 × 20,761.97
  4. Step 4: Simplify right side
    36,677.87x = 1,050,901,011.91
  5. Step 5: Solve for x
    x = 1,050,901,011.91/36,677.87
  6. Step 6: Final answer
    x = 28,652.19

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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.