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Finding the Fourth Proportional to 19,932.82, 29,900.32 and 8,084.83

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Solution

The fourth proportional to 19,932.82, 29,900.32 and 8,084.83 is: 12,127.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,932.82 : 29,900.32 = 8,084.83 : x
  2. Step 2: Convert to fraction form
    19,932.82/29,900.32 = 8,084.83/x
  3. Step 3: Cross multiply
    19,932.82x = 29,900.32 × 8,084.83
  4. Step 4: Simplify right side
    19,932.82x = 241,739,021.31
  5. Step 5: Solve for x
    x = 241,739,021.31/19,932.82
  6. Step 6: Final answer
    x = 12,127.69

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