Home / 29,181.24-43,768.22-8,122.86

Finding the Fourth Proportional to 29,181.24, 43,768.22 and 8,122.86

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Solution

The fourth proportional to 29,181.24, 43,768.22 and 8,122.86 is: 12,183.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,181.24 : 43,768.22 = 8,122.86 : x
  2. Step 2: Convert to fraction form
    29,181.24/43,768.22 = 8,122.86/x
  3. Step 3: Cross multiply
    29,181.24x = 43,768.22 × 8,122.86
  4. Step 4: Simplify right side
    29,181.24x = 355,523,082.89
  5. Step 5: Solve for x
    x = 355,523,082.89/29,181.24
  6. Step 6: Final answer
    x = 12,183.28

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1.5x scale

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.