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Finding the Fourth Proportional to 12,443.04, 18,664.92 and 4,650.36

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Solution

The fourth proportional to 12,443.04, 18,664.92 and 4,650.36 is: 6,975.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,443.04 : 18,664.92 = 4,650.36 : x
  2. Step 2: Convert to fraction form
    12,443.04/18,664.92 = 4,650.36/x
  3. Step 3: Cross multiply
    12,443.04x = 18,664.92 × 4,650.36
  4. Step 4: Simplify right side
    12,443.04x = 86,798,597.37
  5. Step 5: Solve for x
    x = 86,798,597.37/12,443.04
  6. Step 6: Final answer
    x = 6,975.67

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