Home / 26,581.24-39,872.38-7,861.26

Finding the Fourth Proportional to 26,581.24, 39,872.38 and 7,861.26

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Solution

The fourth proportional to 26,581.24, 39,872.38 and 7,861.26 is: 11,792.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,581.24 : 39,872.38 = 7,861.26 : x
  2. Step 2: Convert to fraction form
    26,581.24/39,872.38 = 7,861.26/x
  3. Step 3: Cross multiply
    26,581.24x = 39,872.38 × 7,861.26
  4. Step 4: Simplify right side
    26,581.24x = 313,447,146.00
  5. Step 5: Solve for x
    x = 313,447,146.00/26,581.24
  6. Step 6: Final answer
    x = 11,792.04

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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.