Home / 19,912.31-29,872.77-6,060.95

Finding the Fourth Proportional to 19,912.31, 29,872.77 and 6,060.95

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Solution

The fourth proportional to 19,912.31, 29,872.77 and 6,060.95 is: 9,092.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,912.31 : 29,872.77 = 6,060.95 : x
  2. Step 2: Convert to fraction form
    19,912.31/29,872.77 = 6,060.95/x
  3. Step 3: Cross multiply
    19,912.31x = 29,872.77 × 6,060.95
  4. Step 4: Simplify right side
    19,912.31x = 181,057,215.97
  5. Step 5: Solve for x
    x = 181,057,215.97/19,912.31
  6. Step 6: Final answer
    x = 9,092.73

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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.