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Finding the Fourth Proportional to 17,633.63, 26,451.99 and 6,540.44

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Solution

The fourth proportional to 17,633.63, 26,451.99 and 6,540.44 is: 9,811.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,633.63 : 26,451.99 = 6,540.44 : x
  2. Step 2: Convert to fraction form
    17,633.63/26,451.99 = 6,540.44/x
  3. Step 3: Cross multiply
    17,633.63x = 26,451.99 × 6,540.44
  4. Step 4: Simplify right side
    17,633.63x = 173,007,521.22
  5. Step 5: Solve for x
    x = 173,007,521.22/17,633.63
  6. Step 6: Final answer
    x = 9,811.23

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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.