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Finding the Fourth Proportional to 43,819.92, 65,735.80 and 14,228.16

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Solution

The fourth proportional to 43,819.92, 65,735.80 and 14,228.16 is: 21,344.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,819.92 : 65,735.80 = 14,228.16 : x
  2. Step 2: Convert to fraction form
    43,819.92/65,735.80 = 14,228.16/x
  3. Step 3: Cross multiply
    43,819.92x = 65,735.80 × 14,228.16
  4. Step 4: Simplify right side
    43,819.92x = 935,299,480.13
  5. Step 5: Solve for x
    x = 935,299,480.13/43,819.92
  6. Step 6: Final answer
    x = 21,344.16

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