Home / 22,067.28-33,075-10,377.36

Finding the Fourth Proportional to 22,067.28, 33,075 and 10,377.36

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Solution

The fourth proportional to 22,067.28, 33,075 and 10,377.36 is: 15,553.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,067.28 : 33,075 = 10,377.36 : x
  2. Step 2: Convert to fraction form
    22,067.28/33,075 = 10,377.36/x
  3. Step 3: Cross multiply
    22,067.28x = 33,075 × 10,377.36
  4. Step 4: Simplify right side
    22,067.28x = 343,231,182
  5. Step 5: Solve for x
    x = 343,231,182/22,067.28
  6. Step 6: Final answer
    x = 15,553.85

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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.