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Finding the Fourth Proportional to 19,819.27, 27,350.60 and 10,867.61

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Solution

The fourth proportional to 19,819.27, 27,350.60 and 10,867.61 is: 14,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,819.27 : 27,350.60 = 10,867.61 : x
  2. Step 2: Convert to fraction form
    19,819.27/27,350.60 = 10,867.61/x
  3. Step 3: Cross multiply
    19,819.27x = 27,350.60 × 10,867.61
  4. Step 4: Simplify right side
    19,819.27x = 297,235,521.64
  5. Step 5: Solve for x
    x = 297,235,521.64/19,819.27
  6. Step 6: Final answer
    x = 14,997.30

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