Home / 26,861.42-40,251.09-11,270.54

Finding the Fourth Proportional to 26,861.42, 40,251.09 and 11,270.54

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Solution

The fourth proportional to 26,861.42, 40,251.09 and 11,270.54 is: 16,888.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,861.42 : 40,251.09 = 11,270.54 : x
  2. Step 2: Convert to fraction form
    26,861.42/40,251.09 = 11,270.54/x
  3. Step 3: Cross multiply
    26,861.42x = 40,251.09 × 11,270.54
  4. Step 4: Simplify right side
    26,861.42x = 453,651,519.89
  5. Step 5: Solve for x
    x = 453,651,519.89/26,861.42
  6. Step 6: Final answer
    x = 16,888.59

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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.