Home / 33,198.80-45,793.40-19,760.02

Finding the Fourth Proportional to 33,198.80, 45,793.40 and 19,760.02

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Solution

The fourth proportional to 33,198.80, 45,793.40 and 19,760.02 is: 27,256.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,198.80 : 45,793.40 = 19,760.02 : x
  2. Step 2: Convert to fraction form
    33,198.80/45,793.40 = 19,760.02/x
  3. Step 3: Cross multiply
    33,198.80x = 45,793.40 × 19,760.02
  4. Step 4: Simplify right side
    33,198.80x = 904,878,499.87
  5. Step 5: Solve for x
    x = 904,878,499.87/33,198.80
  6. Step 6: Final answer
    x = 27,256.36

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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.