Home / 19,896.12-27,456.07-10,943.62

Finding the Fourth Proportional to 19,896.12, 27,456.07 and 10,943.62

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Solution

The fourth proportional to 19,896.12, 27,456.07 and 10,943.62 is: 15,101.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,896.12 : 27,456.07 = 10,943.62 : x
  2. Step 2: Convert to fraction form
    19,896.12/27,456.07 = 10,943.62/x
  3. Step 3: Cross multiply
    19,896.12x = 27,456.07 × 10,943.62
  4. Step 4: Simplify right side
    19,896.12x = 300,468,755.73
  5. Step 5: Solve for x
    x = 300,468,755.73/19,896.12
  6. Step 6: Final answer
    x = 15,101.88

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1.5x scale

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.