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Finding the Fourth Proportional to 17,944.29, 26,913.42 and 5,461.29

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Solution

The fourth proportional to 17,944.29, 26,913.42 and 5,461.29 is: 8,191.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,944.29 : 26,913.42 = 5,461.29 : x
  2. Step 2: Convert to fraction form
    17,944.29/26,913.42 = 5,461.29/x
  3. Step 3: Cross multiply
    17,944.29x = 26,913.42 × 5,461.29
  4. Step 4: Simplify right side
    17,944.29x = 146,981,991.51
  5. Step 5: Solve for x
    x = 146,981,991.51/17,944.29
  6. Step 6: Final answer
    x = 8,191.02

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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.