Home / 26,711.24-40,072.58-7,992.72

Finding the Fourth Proportional to 26,711.24, 40,072.58 and 7,992.72

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Solution

The fourth proportional to 26,711.24, 40,072.58 and 7,992.72 is: 11,990.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,711.24 : 40,072.58 = 7,992.72 : x
  2. Step 2: Convert to fraction form
    26,711.24/40,072.58 = 7,992.72/x
  3. Step 3: Cross multiply
    26,711.24x = 40,072.58 × 7,992.72
  4. Step 4: Simplify right side
    26,711.24x = 320,288,911.62
  5. Step 5: Solve for x
    x = 320,288,911.62/26,711.24
  6. Step 6: Final answer
    x = 11,990.79

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.