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Finding the Fourth Proportional to 18,440.52, 25,447.64 and 10,057.02

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Solution

The fourth proportional to 18,440.52, 25,447.64 and 10,057.02 is: 13,878.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,440.52 : 25,447.64 = 10,057.02 : x
  2. Step 2: Convert to fraction form
    18,440.52/25,447.64 = 10,057.02/x
  3. Step 3: Cross multiply
    18,440.52x = 25,447.64 × 10,057.02
  4. Step 4: Simplify right side
    18,440.52x = 255,927,424.43
  5. Step 5: Solve for x
    x = 255,927,424.43/18,440.52
  6. Step 6: Final answer
    x = 13,878.54

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