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Finding the Fourth Proportional to 19,248.08, 28,869.72 and 5,398.16

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Solution

The fourth proportional to 19,248.08, 28,869.72 and 5,398.16 is: 8,096.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,248.08 : 28,869.72 = 5,398.16 : x
  2. Step 2: Convert to fraction form
    19,248.08/28,869.72 = 5,398.16/x
  3. Step 3: Cross multiply
    19,248.08x = 28,869.72 × 5,398.16
  4. Step 4: Simplify right side
    19,248.08x = 155,843,367.72
  5. Step 5: Solve for x
    x = 155,843,367.72/19,248.08
  6. Step 6: Final answer
    x = 8,096.57

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