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Finding the Fourth Proportional to 13,125, 19,696.62 and 5,333.82

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Solution

The fourth proportional to 13,125, 19,696.62 and 5,333.82 is: 8,004.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,125 : 19,696.62 = 5,333.82 : x
  2. Step 2: Convert to fraction form
    13,125/19,696.62 = 5,333.82/x
  3. Step 3: Cross multiply
    13,125x = 19,696.62 × 5,333.82
  4. Step 4: Simplify right side
    13,125x = 105,058,225.69
  5. Step 5: Solve for x
    x = 105,058,225.69/13,125
  6. Step 6: Final answer
    x = 8,004.44

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