Home / 19,694.06-27,176.72-11,195

Finding the Fourth Proportional to 19,694.06, 27,176.72 and 11,195

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Solution

The fourth proportional to 19,694.06, 27,176.72 and 11,195 is: 15,448.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,694.06 : 27,176.72 = 11,195 : x
  2. Step 2: Convert to fraction form
    19,694.06/27,176.72 = 11,195/x
  3. Step 3: Cross multiply
    19,694.06x = 27,176.72 × 11,195
  4. Step 4: Simplify right side
    19,694.06x = 304,243,380.40
  5. Step 5: Solve for x
    x = 304,243,380.40/19,694.06
  6. Step 6: Final answer
    x = 15,448.48

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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.