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Finding the Fourth Proportional to 36,556.94, 50,448.51 and 19,789.94

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Solution

The fourth proportional to 36,556.94, 50,448.51 and 19,789.94 is: 27,310.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,556.94 : 50,448.51 = 19,789.94 : x
  2. Step 2: Convert to fraction form
    36,556.94/50,448.51 = 19,789.94/x
  3. Step 3: Cross multiply
    36,556.94x = 50,448.51 × 19,789.94
  4. Step 4: Simplify right side
    36,556.94x = 998,372,985.99
  5. Step 5: Solve for x
    x = 998,372,985.99/36,556.94
  6. Step 6: Final answer
    x = 27,310.08

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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.