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Finding the Fourth Proportional to 17,863.38, 26,793.15 and 7,334.51

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Solution

The fourth proportional to 17,863.38, 26,793.15 and 7,334.51 is: 11,000.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,863.38 : 26,793.15 = 7,334.51 : x
  2. Step 2: Convert to fraction form
    17,863.38/26,793.15 = 7,334.51/x
  3. Step 3: Cross multiply
    17,863.38x = 26,793.15 × 7,334.51
  4. Step 4: Simplify right side
    17,863.38x = 196,514,492.64
  5. Step 5: Solve for x
    x = 196,514,492.64/17,863.38
  6. Step 6: Final answer
    x = 11,000.97

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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.