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Finding the Fourth Proportional to 33,296, 45,948.48 and 18,392

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Solution

The fourth proportional to 33,296, 45,948.48 and 18,392 is: 25,380.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,296 : 45,948.48 = 18,392 : x
  2. Step 2: Convert to fraction form
    33,296/45,948.48 = 18,392/x
  3. Step 3: Cross multiply
    33,296x = 45,948.48 × 18,392
  4. Step 4: Simplify right side
    33,296x = 845,084,444.16
  5. Step 5: Solve for x
    x = 845,084,444.16/33,296
  6. Step 6: Final answer
    x = 25,380.96

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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.