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Finding the Fourth Proportional to 15,602.43, 23,398.79 and 5,211.75

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Solution

The fourth proportional to 15,602.43, 23,398.79 and 5,211.75 is: 7,816.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,602.43 : 23,398.79 = 5,211.75 : x
  2. Step 2: Convert to fraction form
    15,602.43/23,398.79 = 5,211.75/x
  3. Step 3: Cross multiply
    15,602.43x = 23,398.79 × 5,211.75
  4. Step 4: Simplify right side
    15,602.43x = 121,948,617.72
  5. Step 5: Solve for x
    x = 121,948,617.72/15,602.43
  6. Step 6: Final answer
    x = 7,816.00

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