Home / 33,186.03-45,793.31-19,757.85

Finding the Fourth Proportional to 33,186.03, 45,793.31 and 19,757.85

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Solution

The fourth proportional to 33,186.03, 45,793.31 and 19,757.85 is: 27,263.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,186.03 : 45,793.31 = 19,757.85 : x
  2. Step 2: Convert to fraction form
    33,186.03/45,793.31 = 19,757.85/x
  3. Step 3: Cross multiply
    33,186.03x = 45,793.31 × 19,757.85
  4. Step 4: Simplify right side
    33,186.03x = 904,777,349.98
  5. Step 5: Solve for x
    x = 904,777,349.98/33,186.03
  6. Step 6: Final answer
    x = 27,263.80

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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.