Home / 13,278.94-19,918.41-4,044.94

Finding the Fourth Proportional to 13,278.94, 19,918.41 and 4,044.94

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Solution

The fourth proportional to 13,278.94, 19,918.41 and 4,044.94 is: 6,067.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,278.94 : 19,918.41 = 4,044.94 : x
  2. Step 2: Convert to fraction form
    13,278.94/19,918.41 = 4,044.94/x
  3. Step 3: Cross multiply
    13,278.94x = 19,918.41 × 4,044.94
  4. Step 4: Simplify right side
    13,278.94x = 80,568,708.38
  5. Step 5: Solve for x
    x = 80,568,708.38/13,278.94
  6. Step 6: Final answer
    x = 6,067.41

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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.