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Finding the Fourth Proportional to 10,684.50, 14,747.82 and 6,705.54

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Solution

The fourth proportional to 10,684.50, 14,747.82 and 6,705.54 is: 9,255.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,684.50 : 14,747.82 = 6,705.54 : x
  2. Step 2: Convert to fraction form
    10,684.50/14,747.82 = 6,705.54/x
  3. Step 3: Cross multiply
    10,684.50x = 14,747.82 × 6,705.54
  4. Step 4: Simplify right side
    10,684.50x = 98,892,096.92
  5. Step 5: Solve for x
    x = 98,892,096.92/10,684.50
  6. Step 6: Final answer
    x = 9,255.66

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