Home / 26,912.26-40,372.04-9,379.81

Finding the Fourth Proportional to 26,912.26, 40,372.04 and 9,379.81

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Solution

The fourth proportional to 26,912.26, 40,372.04 and 9,379.81 is: 14,070.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,912.26 : 40,372.04 = 9,379.81 : x
  2. Step 2: Convert to fraction form
    26,912.26/40,372.04 = 9,379.81/x
  3. Step 3: Cross multiply
    26,912.26x = 40,372.04 × 9,379.81
  4. Step 4: Simplify right side
    26,912.26x = 378,682,064.51
  5. Step 5: Solve for x
    x = 378,682,064.51/26,912.26
  6. Step 6: Final answer
    x = 14,070.99

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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.