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Finding the Fourth Proportional to 53,345.56, 80,018.28 and 16,409.56

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Solution

The fourth proportional to 53,345.56, 80,018.28 and 16,409.56 is: 24,614.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,345.56 : 80,018.28 = 16,409.56 : x
  2. Step 2: Convert to fraction form
    53,345.56/80,018.28 = 16,409.56/x
  3. Step 3: Cross multiply
    53,345.56x = 80,018.28 × 16,409.56
  4. Step 4: Simplify right side
    53,345.56x = 1,313,064,766.76
  5. Step 5: Solve for x
    x = 1,313,064,766.76/53,345.56
  6. Step 6: Final answer
    x = 24,614.32

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