Home / 36,786.27-50,761.53-20,649.88

Finding the Fourth Proportional to 36,786.27, 50,761.53 and 20,649.88

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Solution

The fourth proportional to 36,786.27, 50,761.53 and 20,649.88 is: 28,494.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,786.27 : 50,761.53 = 20,649.88 : x
  2. Step 2: Convert to fraction form
    36,786.27/50,761.53 = 20,649.88/x
  3. Step 3: Cross multiply
    36,786.27x = 50,761.53 × 20,649.88
  4. Step 4: Simplify right side
    36,786.27x = 1,048,219,503.12
  5. Step 5: Solve for x
    x = 1,048,219,503.12/36,786.27
  6. Step 6: Final answer
    x = 28,494.86

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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.