Home / 25,198.98-34,774.61-13,869.29

Finding the Fourth Proportional to 25,198.98, 34,774.61 and 13,869.29

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Solution

The fourth proportional to 25,198.98, 34,774.61 and 13,869.29 is: 19,139.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,198.98 : 34,774.61 = 13,869.29 : x
  2. Step 2: Convert to fraction form
    25,198.98/34,774.61 = 13,869.29/x
  3. Step 3: Cross multiply
    25,198.98x = 34,774.61 × 13,869.29
  4. Step 4: Simplify right side
    25,198.98x = 482,299,150.73
  5. Step 5: Solve for x
    x = 482,299,150.73/25,198.98
  6. Step 6: Final answer
    x = 19,139.63

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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.