Home / 17,942.89-26,914.36-8,080.33

Finding the Fourth Proportional to 17,942.89, 26,914.36 and 8,080.33

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Solution

The fourth proportional to 17,942.89, 26,914.36 and 8,080.33 is: 12,120.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,942.89 : 26,914.36 = 8,080.33 : x
  2. Step 2: Convert to fraction form
    17,942.89/26,914.36 = 8,080.33/x
  3. Step 3: Cross multiply
    17,942.89x = 26,914.36 × 8,080.33
  4. Step 4: Simplify right side
    17,942.89x = 217,476,870.14
  5. Step 5: Solve for x
    x = 217,476,870.14/17,942.89
  6. Step 6: Final answer
    x = 12,120.50

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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.