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Finding the Fourth Proportional to 29,818.72, 41,150.82 and 16,390.45

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Solution

The fourth proportional to 29,818.72, 41,150.82 and 16,390.45 is: 22,619.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,818.72 : 41,150.82 = 16,390.45 : x
  2. Step 2: Convert to fraction form
    29,818.72/41,150.82 = 16,390.45/x
  3. Step 3: Cross multiply
    29,818.72x = 41,150.82 × 16,390.45
  4. Step 4: Simplify right side
    29,818.72x = 674,480,457.67
  5. Step 5: Solve for x
    x = 674,480,457.67/29,818.72
  6. Step 6: Final answer
    x = 22,619.36

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