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Finding the Fourth Proportional to 17,965.44, 26,912.44 and 14,051.52

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Solution

The fourth proportional to 17,965.44, 26,912.44 and 14,051.52 is: 21,049.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,965.44 : 26,912.44 = 14,051.52 : x
  2. Step 2: Convert to fraction form
    17,965.44/26,912.44 = 14,051.52/x
  3. Step 3: Cross multiply
    17,965.44x = 26,912.44 × 14,051.52
  4. Step 4: Simplify right side
    17,965.44x = 378,160,688.91
  5. Step 5: Solve for x
    x = 378,160,688.91/17,965.44
  6. Step 6: Final answer
    x = 21,049.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.