Home / 26,142.22-39,213.04-11,361.75

Finding the Fourth Proportional to 26,142.22, 39,213.04 and 11,361.75

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Solution

The fourth proportional to 26,142.22, 39,213.04 and 11,361.75 is: 17,042.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,142.22 : 39,213.04 = 11,361.75 : x
  2. Step 2: Convert to fraction form
    26,142.22/39,213.04 = 11,361.75/x
  3. Step 3: Cross multiply
    26,142.22x = 39,213.04 × 11,361.75
  4. Step 4: Simplify right side
    26,142.22x = 445,528,757.22
  5. Step 5: Solve for x
    x = 445,528,757.22/26,142.22
  6. Step 6: Final answer
    x = 17,042.50

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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.