Home / 36,780.22-50,755.35-20,012.86

Finding the Fourth Proportional to 36,780.22, 50,755.35 and 20,012.86

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Solution

The fourth proportional to 36,780.22, 50,755.35 and 20,012.86 is: 27,617.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,780.22 : 50,755.35 = 20,012.86 : x
  2. Step 2: Convert to fraction form
    36,780.22/50,755.35 = 20,012.86/x
  3. Step 3: Cross multiply
    36,780.22x = 50,755.35 × 20,012.86
  4. Step 4: Simplify right side
    36,780.22x = 1,015,759,713.80
  5. Step 5: Solve for x
    x = 1,015,759,713.80/36,780.22
  6. Step 6: Final answer
    x = 27,617.01

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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.