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Finding the Fourth Proportional to 17,676.39, 26,508.94 and 5,827.95

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Solution

The fourth proportional to 17,676.39, 26,508.94 and 5,827.95 is: 8,740.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,676.39 : 26,508.94 = 5,827.95 : x
  2. Step 2: Convert to fraction form
    17,676.39/26,508.94 = 5,827.95/x
  3. Step 3: Cross multiply
    17,676.39x = 26,508.94 × 5,827.95
  4. Step 4: Simplify right side
    17,676.39x = 154,492,747.73
  5. Step 5: Solve for x
    x = 154,492,747.73/17,676.39
  6. Step 6: Final answer
    x = 8,740.06

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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.