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Finding the Fourth Proportional to 33,556.20, 50,204.70 and 21,892.20

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Solution

The fourth proportional to 33,556.20, 50,204.70 and 21,892.20 is: 32,753.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,556.20 : 50,204.70 = 21,892.20 : x
  2. Step 2: Convert to fraction form
    33,556.20/50,204.70 = 21,892.20/x
  3. Step 3: Cross multiply
    33,556.20x = 50,204.70 × 21,892.20
  4. Step 4: Simplify right side
    33,556.20x = 1,099,091,333.34
  5. Step 5: Solve for x
    x = 1,099,091,333.34/33,556.20
  6. Step 6: Final answer
    x = 32,753.75

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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.