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Finding the Fourth Proportional to 12,483.85, 18,731.22 and 6,633.61

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Solution

The fourth proportional to 12,483.85, 18,731.22 and 6,633.61 is: 9,953.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,483.85 : 18,731.22 = 6,633.61 : x
  2. Step 2: Convert to fraction form
    12,483.85/18,731.22 = 6,633.61/x
  3. Step 3: Cross multiply
    12,483.85x = 18,731.22 × 6,633.61
  4. Step 4: Simplify right side
    12,483.85x = 124,255,608.30
  5. Step 5: Solve for x
    x = 124,255,608.30/12,483.85
  6. Step 6: Final answer
    x = 9,953.31

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