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Finding the Fourth Proportional to 22,053.44, 33,058.56 and 20,109.44

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Solution

The fourth proportional to 22,053.44, 33,058.56 and 20,109.44 is: 30,144.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,053.44 : 33,058.56 = 20,109.44 : x
  2. Step 2: Convert to fraction form
    22,053.44/33,058.56 = 20,109.44/x
  3. Step 3: Cross multiply
    22,053.44x = 33,058.56 × 20,109.44
  4. Step 4: Simplify right side
    22,053.44x = 664,789,128.81
  5. Step 5: Solve for x
    x = 664,789,128.81/22,053.44
  6. Step 6: Final answer
    x = 30,144.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.