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Finding the Fourth Proportional to 25,448.76, 35,119.30 and 15,512.76

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Solution

The fourth proportional to 25,448.76, 35,119.30 and 15,512.76 is: 21,407.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,448.76 : 35,119.30 = 15,512.76 : x
  2. Step 2: Convert to fraction form
    25,448.76/35,119.30 = 15,512.76/x
  3. Step 3: Cross multiply
    25,448.76x = 35,119.30 × 15,512.76
  4. Step 4: Simplify right side
    25,448.76x = 544,797,272.27
  5. Step 5: Solve for x
    x = 544,797,272.27/25,448.76
  6. Step 6: Final answer
    x = 21,407.62

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