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Finding the Fourth Proportional to 16,868.96, 25,303.36 and 5,775.72

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Solution

The fourth proportional to 16,868.96, 25,303.36 and 5,775.72 is: 8,663.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,868.96 : 25,303.36 = 5,775.72 : x
  2. Step 2: Convert to fraction form
    16,868.96/25,303.36 = 5,775.72/x
  3. Step 3: Cross multiply
    16,868.96x = 25,303.36 × 5,775.72
  4. Step 4: Simplify right side
    16,868.96x = 146,145,122.42
  5. Step 5: Solve for x
    x = 146,145,122.42/16,868.96
  6. Step 6: Final answer
    x = 8,663.55

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