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Finding the Fourth Proportional to 19,771.71, 27,284.96 and 10,819.21

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Solution

The fourth proportional to 19,771.71, 27,284.96 and 10,819.21 is: 14,930.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,771.71 : 27,284.96 = 10,819.21 : x
  2. Step 2: Convert to fraction form
    19,771.71/27,284.96 = 10,819.21/x
  3. Step 3: Cross multiply
    19,771.71x = 27,284.96 × 10,819.21
  4. Step 4: Simplify right side
    19,771.71x = 295,201,712.08
  5. Step 5: Solve for x
    x = 295,201,712.08/19,771.71
  6. Step 6: Final answer
    x = 14,930.51

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