Home / 12,694.26-19,048.28-5,299.37

Finding the Fourth Proportional to 12,694.26, 19,048.28 and 5,299.37

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Solution

The fourth proportional to 12,694.26, 19,048.28 and 5,299.37 is: 7,951.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,694.26 : 19,048.28 = 5,299.37 : x
  2. Step 2: Convert to fraction form
    12,694.26/19,048.28 = 5,299.37/x
  3. Step 3: Cross multiply
    12,694.26x = 19,048.28 × 5,299.37
  4. Step 4: Simplify right side
    12,694.26x = 100,943,788.34
  5. Step 5: Solve for x
    x = 100,943,788.34/12,694.26
  6. Step 6: Final answer
    x = 7,951.92

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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.