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Finding the Fourth Proportional to 34,669.03, 47,843.22 and 18,753.43

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Solution

The fourth proportional to 34,669.03, 47,843.22 and 18,753.43 is: 25,879.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,669.03 : 47,843.22 = 18,753.43 : x
  2. Step 2: Convert to fraction form
    34,669.03/47,843.22 = 18,753.43/x
  3. Step 3: Cross multiply
    34,669.03x = 47,843.22 × 18,753.43
  4. Step 4: Simplify right side
    34,669.03x = 897,224,477.24
  5. Step 5: Solve for x
    x = 897,224,477.24/34,669.03
  6. Step 6: Final answer
    x = 25,879.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.