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Finding the Fourth Proportional to 53,467.80, 80,200.78 and 18,406.68

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Solution

The fourth proportional to 53,467.80, 80,200.78 and 18,406.68 is: 27,609.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,467.80 : 80,200.78 = 18,406.68 : x
  2. Step 2: Convert to fraction form
    53,467.80/80,200.78 = 18,406.68/x
  3. Step 3: Cross multiply
    53,467.80x = 80,200.78 × 18,406.68
  4. Step 4: Simplify right side
    53,467.80x = 1,476,230,093.21
  5. Step 5: Solve for x
    x = 1,476,230,093.21/53,467.80
  6. Step 6: Final answer
    x = 27,609.70

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