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Finding the Fourth Proportional to 13,750.05, 18,975.09 and 7,462.44

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Solution

The fourth proportional to 13,750.05, 18,975.09 and 7,462.44 is: 10,298.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,750.05 : 18,975.09 = 7,462.44 : x
  2. Step 2: Convert to fraction form
    13,750.05/18,975.09 = 7,462.44/x
  3. Step 3: Cross multiply
    13,750.05x = 18,975.09 × 7,462.44
  4. Step 4: Simplify right side
    13,750.05x = 141,600,470.62
  5. Step 5: Solve for x
    x = 141,600,470.62/13,750.05
  6. Step 6: Final answer
    x = 10,298.18

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