Home / 17,977.75-26,943.23-7,435.80

Finding the Fourth Proportional to 17,977.75, 26,943.23 and 7,435.80

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Solution

The fourth proportional to 17,977.75, 26,943.23 and 7,435.80 is: 11,144.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,977.75 : 26,943.23 = 7,435.80 : x
  2. Step 2: Convert to fraction form
    17,977.75/26,943.23 = 7,435.80/x
  3. Step 3: Cross multiply
    17,977.75x = 26,943.23 × 7,435.80
  4. Step 4: Simplify right side
    17,977.75x = 200,344,488.22
  5. Step 5: Solve for x
    x = 200,344,488.22/17,977.75
  6. Step 6: Final answer
    x = 11,144.03

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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.