Home / 36,701.49-50,651.33-20,786.97

Finding the Fourth Proportional to 36,701.49, 50,651.33 and 20,786.97

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Solution

The fourth proportional to 36,701.49, 50,651.33 and 20,786.97 is: 28,687.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,701.49 : 50,651.33 = 20,786.97 : x
  2. Step 2: Convert to fraction form
    36,701.49/50,651.33 = 20,786.97/x
  3. Step 3: Cross multiply
    36,701.49x = 50,651.33 × 20,786.97
  4. Step 4: Simplify right side
    36,701.49x = 1,052,887,573.24
  5. Step 5: Solve for x
    x = 1,052,887,573.24/36,701.49
  6. Step 6: Final answer
    x = 28,687.87

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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.