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Finding the Fourth Proportional to 27,310.92, 37,689.15 and 15,374.44

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Solution

The fourth proportional to 27,310.92, 37,689.15 and 15,374.44 is: 21,216.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,310.92 : 37,689.15 = 15,374.44 : x
  2. Step 2: Convert to fraction form
    27,310.92/37,689.15 = 15,374.44/x
  3. Step 3: Cross multiply
    27,310.92x = 37,689.15 × 15,374.44
  4. Step 4: Simplify right side
    27,310.92x = 579,449,575.33
  5. Step 5: Solve for x
    x = 579,449,575.33/27,310.92
  6. Step 6: Final answer
    x = 21,216.77

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