Home / 26,847.24-40,254.96-8,121.60

Finding the Fourth Proportional to 26,847.24, 40,254.96 and 8,121.60

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Solution

The fourth proportional to 26,847.24, 40,254.96 and 8,121.60 is: 12,177.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,847.24 : 40,254.96 = 8,121.60 : x
  2. Step 2: Convert to fraction form
    26,847.24/40,254.96 = 8,121.60/x
  3. Step 3: Cross multiply
    26,847.24x = 40,254.96 × 8,121.60
  4. Step 4: Simplify right side
    26,847.24x = 326,934,683.14
  5. Step 5: Solve for x
    x = 326,934,683.14/26,847.24
  6. Step 6: Final answer
    x = 12,177.59

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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.