Home / 22,144.01-33,044.70-19,778.54

Finding the Fourth Proportional to 22,144.01, 33,044.70 and 19,778.54

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Solution

The fourth proportional to 22,144.01, 33,044.70 and 19,778.54 is: 29,514.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,144.01 : 33,044.70 = 19,778.54 : x
  2. Step 2: Convert to fraction form
    22,144.01/33,044.70 = 19,778.54/x
  3. Step 3: Cross multiply
    22,144.01x = 33,044.70 × 19,778.54
  4. Step 4: Simplify right side
    22,144.01x = 653,575,821.85
  5. Step 5: Solve for x
    x = 653,575,821.85/22,144.01
  6. Step 6: Final answer
    x = 29,514.79

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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.