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Finding the Fourth Proportional to 9,505.20, 14,257.80 and 7,659.93

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Solution

The fourth proportional to 9,505.20, 14,257.80 and 7,659.93 is: 11,489.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,505.20 : 14,257.80 = 7,659.93 : x
  2. Step 2: Convert to fraction form
    9,505.20/14,257.80 = 7,659.93/x
  3. Step 3: Cross multiply
    9,505.20x = 14,257.80 × 7,659.93
  4. Step 4: Simplify right side
    9,505.20x = 109,213,749.95
  5. Step 5: Solve for x
    x = 109,213,749.95/9,505.20
  6. Step 6: Final answer
    x = 11,489.90

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