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Finding the Fourth Proportional to 13,534.43, 18,677.93 and 7,566.35

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Solution

The fourth proportional to 13,534.43, 18,677.93 and 7,566.35 is: 10,441.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,534.43 : 18,677.93 = 7,566.35 : x
  2. Step 2: Convert to fraction form
    13,534.43/18,677.93 = 7,566.35/x
  3. Step 3: Cross multiply
    13,534.43x = 18,677.93 × 7,566.35
  4. Step 4: Simplify right side
    13,534.43x = 141,323,755.66
  5. Step 5: Solve for x
    x = 141,323,755.66/13,534.43
  6. Step 6: Final answer
    x = 10,441.80

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