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Finding the Fourth Proportional to 13,797.52, 19,040.40 and 7,509.76

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Solution

The fourth proportional to 13,797.52, 19,040.40 and 7,509.76 is: 10,363.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,797.52 : 19,040.40 = 7,509.76 : x
  2. Step 2: Convert to fraction form
    13,797.52/19,040.40 = 7,509.76/x
  3. Step 3: Cross multiply
    13,797.52x = 19,040.40 × 7,509.76
  4. Step 4: Simplify right side
    13,797.52x = 142,988,834.30
  5. Step 5: Solve for x
    x = 142,988,834.30/13,797.52
  6. Step 6: Final answer
    x = 10,363.37

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