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Finding the Fourth Proportional to 13,898.75, 19,180.46 and 7,610.99

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Solution

The fourth proportional to 13,898.75, 19,180.46 and 7,610.99 is: 10,503.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,898.75 : 19,180.46 = 7,610.99 : x
  2. Step 2: Convert to fraction form
    13,898.75/19,180.46 = 7,610.99/x
  3. Step 3: Cross multiply
    13,898.75x = 19,180.46 × 7,610.99
  4. Step 4: Simplify right side
    13,898.75x = 145,982,289.26
  5. Step 5: Solve for x
    x = 145,982,289.26/13,898.75
  6. Step 6: Final answer
    x = 10,503.27

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