Home / 33,186.15-45,793.49-19,757.97

Finding the Fourth Proportional to 33,186.15, 45,793.49 and 19,757.97

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Solution

The fourth proportional to 33,186.15, 45,793.49 and 19,757.97 is: 27,263.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,186.15 : 45,793.49 = 19,757.97 : x
  2. Step 2: Convert to fraction form
    33,186.15/45,793.49 = 19,757.97/x
  3. Step 3: Cross multiply
    33,186.15x = 45,793.49 × 19,757.97
  4. Step 4: Simplify right side
    33,186.15x = 904,786,302.83
  5. Step 5: Solve for x
    x = 904,786,302.83/33,186.15
  6. Step 6: Final answer
    x = 27,263.97

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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.