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Finding the Fourth Proportional to 18,347.77, 25,319.41 and 9,964.27

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Solution

The fourth proportional to 18,347.77, 25,319.41 and 9,964.27 is: 13,750.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,347.77 : 25,319.41 = 9,964.27 : x
  2. Step 2: Convert to fraction form
    18,347.77/25,319.41 = 9,964.27/x
  3. Step 3: Cross multiply
    18,347.77x = 25,319.41 × 9,964.27
  4. Step 4: Simplify right side
    18,347.77x = 252,289,437.48
  5. Step 5: Solve for x
    x = 252,289,437.48/18,347.77
  6. Step 6: Final answer
    x = 13,750.41

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