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Finding the Fourth Proportional to 26,694.73, 36,842.39 and 15,364

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Solution

The fourth proportional to 26,694.73, 36,842.39 and 15,364 is: 21,204.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,694.73 : 36,842.39 = 15,364 : x
  2. Step 2: Convert to fraction form
    26,694.73/36,842.39 = 15,364/x
  3. Step 3: Cross multiply
    26,694.73x = 36,842.39 × 15,364
  4. Step 4: Simplify right side
    26,694.73x = 566,046,479.96
  5. Step 5: Solve for x
    x = 566,046,479.96/26,694.73
  6. Step 6: Final answer
    x = 21,204.43

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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.