Home / 26,915.45-40,379.22-8,196.97

Finding the Fourth Proportional to 26,915.45, 40,379.22 and 8,196.97

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Solution

The fourth proportional to 26,915.45, 40,379.22 and 8,196.97 is: 12,297.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,915.45 : 40,379.22 = 8,196.97 : x
  2. Step 2: Convert to fraction form
    26,915.45/40,379.22 = 8,196.97/x
  3. Step 3: Cross multiply
    26,915.45x = 40,379.22 × 8,196.97
  4. Step 4: Simplify right side
    26,915.45x = 330,987,254.96
  5. Step 5: Solve for x
    x = 330,987,254.96/26,915.45
  6. Step 6: Final answer
    x = 12,297.30

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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.