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Finding the Fourth Proportional to 33,309.73, 45,968.03 and 18,203.03

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Solution

The fourth proportional to 33,309.73, 45,968.03 and 18,203.03 is: 25,120.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,309.73 : 45,968.03 = 18,203.03 : x
  2. Step 2: Convert to fraction form
    33,309.73/45,968.03 = 18,203.03/x
  3. Step 3: Cross multiply
    33,309.73x = 45,968.03 × 18,203.03
  4. Step 4: Simplify right side
    33,309.73x = 836,757,228.60
  5. Step 5: Solve for x
    x = 836,757,228.60/33,309.73
  6. Step 6: Final answer
    x = 25,120.51

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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.