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Finding the Fourth Proportional to 25,800.70, 38,664.60 and 15,910.60

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Solution

The fourth proportional to 25,800.70, 38,664.60 and 15,910.60 is: 23,843.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,800.70 : 38,664.60 = 15,910.60 : x
  2. Step 2: Convert to fraction form
    25,800.70/38,664.60 = 15,910.60/x
  3. Step 3: Cross multiply
    25,800.70x = 38,664.60 × 15,910.60
  4. Step 4: Simplify right side
    25,800.70x = 615,176,984.76
  5. Step 5: Solve for x
    x = 615,176,984.76/25,800.70
  6. Step 6: Final answer
    x = 23,843.42

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