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Finding the Fourth Proportional to 17,692.74, 26,526.24 and 8,933.85

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Solution

The fourth proportional to 17,692.74, 26,526.24 and 8,933.85 is: 13,394.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,692.74 : 26,526.24 = 8,933.85 : x
  2. Step 2: Convert to fraction form
    17,692.74/26,526.24 = 8,933.85/x
  3. Step 3: Cross multiply
    17,692.74x = 26,526.24 × 8,933.85
  4. Step 4: Simplify right side
    17,692.74x = 236,981,449.22
  5. Step 5: Solve for x
    x = 236,981,449.22/17,692.74
  6. Step 6: Final answer
    x = 13,394.28

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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.