Home / 12,694.48-17,511.24-8,962

Finding the Fourth Proportional to 12,694.48, 17,511.24 and 8,962

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Solution

The fourth proportional to 12,694.48, 17,511.24 and 8,962 is: 12,362.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,694.48 : 17,511.24 = 8,962 : x
  2. Step 2: Convert to fraction form
    12,694.48/17,511.24 = 8,962/x
  3. Step 3: Cross multiply
    12,694.48x = 17,511.24 × 8,962
  4. Step 4: Simplify right side
    12,694.48x = 156,935,732.88
  5. Step 5: Solve for x
    x = 156,935,732.88/12,694.48
  6. Step 6: Final answer
    x = 12,362.52

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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.