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Finding the Fourth Proportional to 36,556.44, 50,447.82 and 19,789.44

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Solution

The fourth proportional to 36,556.44, 50,447.82 and 19,789.44 is: 27,309.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,556.44 : 50,447.82 = 19,789.44 : x
  2. Step 2: Convert to fraction form
    36,556.44/50,447.82 = 19,789.44/x
  3. Step 3: Cross multiply
    36,556.44x = 50,447.82 × 19,789.44
  4. Step 4: Simplify right side
    36,556.44x = 998,333,854.78
  5. Step 5: Solve for x
    x = 998,333,854.78/36,556.44
  6. Step 6: Final answer
    x = 27,309.39

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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.