Home / 23,011.78-34,511.97-9,862.66

Finding the Fourth Proportional to 23,011.78, 34,511.97 and 9,862.66

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Solution

The fourth proportional to 23,011.78, 34,511.97 and 9,862.66 is: 14,791.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,011.78 : 34,511.97 = 9,862.66 : x
  2. Step 2: Convert to fraction form
    23,011.78/34,511.97 = 9,862.66/x
  3. Step 3: Cross multiply
    23,011.78x = 34,511.97 × 9,862.66
  4. Step 4: Simplify right side
    23,011.78x = 340,379,826.04
  5. Step 5: Solve for x
    x = 340,379,826.04/23,011.78
  6. Step 6: Final answer
    x = 14,791.55

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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.