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Finding the Fourth Proportional to 18,825.31, 25,978.52 and 10,441.81

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Solution

The fourth proportional to 18,825.31, 25,978.52 and 10,441.81 is: 14,409.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,825.31 : 25,978.52 = 10,441.81 : x
  2. Step 2: Convert to fraction form
    18,825.31/25,978.52 = 10,441.81/x
  3. Step 3: Cross multiply
    18,825.31x = 25,978.52 × 10,441.81
  4. Step 4: Simplify right side
    18,825.31x = 271,262,769.92
  5. Step 5: Solve for x
    x = 271,262,769.92/18,825.31
  6. Step 6: Final answer
    x = 14,409.47

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