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Finding the Fourth Proportional to 12,295.75, 18,425.90 and 7,014.48

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Solution

The fourth proportional to 12,295.75, 18,425.90 and 7,014.48 is: 10,511.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,295.75 : 18,425.90 = 7,014.48 : x
  2. Step 2: Convert to fraction form
    12,295.75/18,425.90 = 7,014.48/x
  3. Step 3: Cross multiply
    12,295.75x = 18,425.90 × 7,014.48
  4. Step 4: Simplify right side
    12,295.75x = 129,248,124.57
  5. Step 5: Solve for x
    x = 129,248,124.57/12,295.75
  6. Step 6: Final answer
    x = 10,511.61

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