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Finding the Fourth Proportional to 25,664.89, 38,498.72 and 8,136.09

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Solution

The fourth proportional to 25,664.89, 38,498.72 and 8,136.09 is: 12,204.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,664.89 : 38,498.72 = 8,136.09 : x
  2. Step 2: Convert to fraction form
    25,664.89/38,498.72 = 8,136.09/x
  3. Step 3: Cross multiply
    25,664.89x = 38,498.72 × 8,136.09
  4. Step 4: Simplify right side
    25,664.89x = 313,229,050.80
  5. Step 5: Solve for x
    x = 313,229,050.80/25,664.89
  6. Step 6: Final answer
    x = 12,204.57

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