Home / 19,932.82-29,902.91-8,246.95

Finding the Fourth Proportional to 19,932.82, 29,902.91 and 8,246.95

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Solution

The fourth proportional to 19,932.82, 29,902.91 and 8,246.95 is: 12,371.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,932.82 : 29,902.91 = 8,246.95 : x
  2. Step 2: Convert to fraction form
    19,932.82/29,902.91 = 8,246.95/x
  3. Step 3: Cross multiply
    19,932.82x = 29,902.91 × 8,246.95
  4. Step 4: Simplify right side
    19,932.82x = 246,607,687.63
  5. Step 5: Solve for x
    x = 246,607,687.63/19,932.82
  6. Step 6: Final answer
    x = 12,371.94

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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.