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Finding the Fourth Proportional to 33,055, 45,616.26 and 18,151

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Solution

The fourth proportional to 33,055, 45,616.26 and 18,151 is: 25,048.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,055 : 45,616.26 = 18,151 : x
  2. Step 2: Convert to fraction form
    33,055/45,616.26 = 18,151/x
  3. Step 3: Cross multiply
    33,055x = 45,616.26 × 18,151
  4. Step 4: Simplify right side
    33,055x = 827,980,735.26
  5. Step 5: Solve for x
    x = 827,980,735.26/33,055
  6. Step 6: Final answer
    x = 25,048.58

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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.