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Finding the Fourth Proportional to 18,834.12, 25,990.20 and 10,450.44

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Solution

The fourth proportional to 18,834.12, 25,990.20 and 10,450.44 is: 14,421.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,834.12 : 25,990.20 = 10,450.44 : x
  2. Step 2: Convert to fraction form
    18,834.12/25,990.20 = 10,450.44/x
  3. Step 3: Cross multiply
    18,834.12x = 25,990.20 × 10,450.44
  4. Step 4: Simplify right side
    18,834.12x = 271,609,025.69
  5. Step 5: Solve for x
    x = 271,609,025.69/18,834.12
  6. Step 6: Final answer
    x = 14,421.12

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