Home / 22,212.20-33,195.43-19,899.44

Finding the Fourth Proportional to 22,212.20, 33,195.43 and 19,899.44

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Solution

The fourth proportional to 22,212.20, 33,195.43 and 19,899.44 is: 29,739.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,212.20 : 33,195.43 = 19,899.44 : x
  2. Step 2: Convert to fraction form
    22,212.20/33,195.43 = 19,899.44/x
  3. Step 3: Cross multiply
    22,212.20x = 33,195.43 × 19,899.44
  4. Step 4: Simplify right side
    22,212.20x = 660,570,467.56
  5. Step 5: Solve for x
    x = 660,570,467.56/22,212.20
  6. Step 6: Final answer
    x = 29,739.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.