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Finding the Fourth Proportional to 26,760.84, 36,913.26 and 17,213.17

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Solution

The fourth proportional to 26,760.84, 36,913.26 and 17,213.17 is: 23,743.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,760.84 : 36,913.26 = 17,213.17 : x
  2. Step 2: Convert to fraction form
    26,760.84/36,913.26 = 17,213.17/x
  3. Step 3: Cross multiply
    26,760.84x = 36,913.26 × 17,213.17
  4. Step 4: Simplify right side
    26,760.84x = 635,394,201.23
  5. Step 5: Solve for x
    x = 635,394,201.23/26,760.84
  6. Step 6: Final answer
    x = 23,743.43

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1.5x scale

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.