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Finding the Fourth Proportional to 29,265.86, 40,381.80 and 16,688.18

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Solution

The fourth proportional to 29,265.86, 40,381.80 and 16,688.18 is: 23,026.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,265.86 : 40,381.80 = 16,688.18 : x
  2. Step 2: Convert to fraction form
    29,265.86/40,381.80 = 16,688.18/x
  3. Step 3: Cross multiply
    29,265.86x = 40,381.80 × 16,688.18
  4. Step 4: Simplify right side
    29,265.86x = 673,898,747.12
  5. Step 5: Solve for x
    x = 673,898,747.12/29,265.86
  6. Step 6: Final answer
    x = 23,026.79

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