Home / 19,351.88-29,032.07-6,872.61

Finding the Fourth Proportional to 19,351.88, 29,032.07 and 6,872.61

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Solution

The fourth proportional to 19,351.88, 29,032.07 and 6,872.61 is: 10,310.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,351.88 : 29,032.07 = 6,872.61 : x
  2. Step 2: Convert to fraction form
    19,351.88/29,032.07 = 6,872.61/x
  3. Step 3: Cross multiply
    19,351.88x = 29,032.07 × 6,872.61
  4. Step 4: Simplify right side
    19,351.88x = 199,526,060.24
  5. Step 5: Solve for x
    x = 199,526,060.24/19,351.88
  6. Step 6: Final answer
    x = 10,310.43

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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.