Home / 26,992.03-40,405-17,611.85

Finding the Fourth Proportional to 26,992.03, 40,405 and 17,611.85

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Solution

The fourth proportional to 26,992.03, 40,405 and 17,611.85 is: 26,363.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,992.03 : 40,405 = 17,611.85 : x
  2. Step 2: Convert to fraction form
    26,992.03/40,405 = 17,611.85/x
  3. Step 3: Cross multiply
    26,992.03x = 40,405 × 17,611.85
  4. Step 4: Simplify right side
    26,992.03x = 711,606,799.25
  5. Step 5: Solve for x
    x = 711,606,799.25/26,992.03
  6. Step 6: Final answer
    x = 26,363.59

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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.