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Finding the Fourth Proportional to 17,695, 26,524.66 and 11,125.88

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Solution

The fourth proportional to 17,695, 26,524.66 and 11,125.88 is: 16,677.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,695 : 26,524.66 = 11,125.88 : x
  2. Step 2: Convert to fraction form
    17,695/26,524.66 = 11,125.88/x
  3. Step 3: Cross multiply
    17,695x = 26,524.66 × 11,125.88
  4. Step 4: Simplify right side
    17,695x = 295,110,184.20
  5. Step 5: Solve for x
    x = 295,110,184.20/17,695
  6. Step 6: Final answer
    x = 16,677.60

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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.