Home / 29,732.78-41,033.13-19,643.52

Finding the Fourth Proportional to 29,732.78, 41,033.13 and 19,643.52

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Solution

The fourth proportional to 29,732.78, 41,033.13 and 19,643.52 is: 27,109.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,732.78 : 41,033.13 = 19,643.52 : x
  2. Step 2: Convert to fraction form
    29,732.78/41,033.13 = 19,643.52/x
  3. Step 3: Cross multiply
    29,732.78x = 41,033.13 × 19,643.52
  4. Step 4: Simplify right side
    29,732.78x = 806,034,882.28
  5. Step 5: Solve for x
    x = 806,034,882.28/29,732.78
  6. Step 6: Final answer
    x = 27,109.31

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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.