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Finding the Fourth Proportional to 12,693.48, 19,045.08 and 5,295.96

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Solution

The fourth proportional to 12,693.48, 19,045.08 and 5,295.96 is: 7,945.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,693.48 : 19,045.08 = 5,295.96 : x
  2. Step 2: Convert to fraction form
    12,693.48/19,045.08 = 5,295.96/x
  3. Step 3: Cross multiply
    12,693.48x = 19,045.08 × 5,295.96
  4. Step 4: Simplify right side
    12,693.48x = 100,861,981.88
  5. Step 5: Solve for x
    x = 100,861,981.88/12,693.48
  6. Step 6: Final answer
    x = 7,945.97

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