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Finding the Fourth Proportional to 25,245.48, 34,840.77 and 13,916.99

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Solution

The fourth proportional to 25,245.48, 34,840.77 and 13,916.99 is: 19,206.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,245.48 : 34,840.77 = 13,916.99 : x
  2. Step 2: Convert to fraction form
    25,245.48/34,840.77 = 13,916.99/x
  3. Step 3: Cross multiply
    25,245.48x = 34,840.77 × 13,916.99
  4. Step 4: Simplify right side
    25,245.48x = 484,878,647.68
  5. Step 5: Solve for x
    x = 484,878,647.68/25,245.48
  6. Step 6: Final answer
    x = 19,206.55

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