Home / 19,838.25-29,761.29-6,694.38

Finding the Fourth Proportional to 19,838.25, 29,761.29 and 6,694.38

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Solution

The fourth proportional to 19,838.25, 29,761.29 and 6,694.38 is: 10,042.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,838.25 : 29,761.29 = 6,694.38 : x
  2. Step 2: Convert to fraction form
    19,838.25/29,761.29 = 6,694.38/x
  3. Step 3: Cross multiply
    19,838.25x = 29,761.29 × 6,694.38
  4. Step 4: Simplify right side
    19,838.25x = 199,233,384.55
  5. Step 5: Solve for x
    x = 199,233,384.55/19,838.25
  6. Step 6: Final answer
    x = 10,042.89

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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.