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Finding the Fourth Proportional to 17,927, 26,900.22 and 8,693

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Solution

The fourth proportional to 17,927, 26,900.22 and 8,693 is: 13,044.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,927 : 26,900.22 = 8,693 : x
  2. Step 2: Convert to fraction form
    17,927/26,900.22 = 8,693/x
  3. Step 3: Cross multiply
    17,927x = 26,900.22 × 8,693
  4. Step 4: Simplify right side
    17,927x = 233,843,612.46
  5. Step 5: Solve for x
    x = 233,843,612.46/17,927
  6. Step 6: Final answer
    x = 13,044.21

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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.