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Finding the Fourth Proportional to 18,782.04, 25,919.49 and 10,398.54

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Solution

The fourth proportional to 18,782.04, 25,919.49 and 10,398.54 is: 14,350.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,782.04 : 25,919.49 = 10,398.54 : x
  2. Step 2: Convert to fraction form
    18,782.04/25,919.49 = 10,398.54/x
  3. Step 3: Cross multiply
    18,782.04x = 25,919.49 × 10,398.54
  4. Step 4: Simplify right side
    18,782.04x = 269,524,853.54
  5. Step 5: Solve for x
    x = 269,524,853.54/18,782.04
  6. Step 6: Final answer
    x = 14,350.14

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