Home / 33,227.33-45,849.29-21,306.87

Finding the Fourth Proportional to 33,227.33, 45,849.29 and 21,306.87

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Solution

The fourth proportional to 33,227.33, 45,849.29 and 21,306.87 is: 29,400.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,227.33 : 45,849.29 = 21,306.87 : x
  2. Step 2: Convert to fraction form
    33,227.33/45,849.29 = 21,306.87/x
  3. Step 3: Cross multiply
    33,227.33x = 45,849.29 × 21,306.87
  4. Step 4: Simplify right side
    33,227.33x = 976,904,755.09
  5. Step 5: Solve for x
    x = 976,904,755.09/33,227.33
  6. Step 6: Final answer
    x = 29,400.64

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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.