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Finding the Fourth Proportional to 25,489.93, 35,205.55 and 16,978.04

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Solution

The fourth proportional to 25,489.93, 35,205.55 and 16,978.04 is: 23,449.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,489.93 : 35,205.55 = 16,978.04 : x
  2. Step 2: Convert to fraction form
    25,489.93/35,205.55 = 16,978.04/x
  3. Step 3: Cross multiply
    25,489.93x = 35,205.55 × 16,978.04
  4. Step 4: Simplify right side
    25,489.93x = 597,721,236.12
  5. Step 5: Solve for x
    x = 597,721,236.12/25,489.93
  6. Step 6: Final answer
    x = 23,449.31

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