Home / 18,603.14-27,907.42-6,757.70

Finding the Fourth Proportional to 18,603.14, 27,907.42 and 6,757.70

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Solution

The fourth proportional to 18,603.14, 27,907.42 and 6,757.70 is: 10,137.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,603.14 : 27,907.42 = 6,757.70 : x
  2. Step 2: Convert to fraction form
    18,603.14/27,907.42 = 6,757.70/x
  3. Step 3: Cross multiply
    18,603.14x = 27,907.42 × 6,757.70
  4. Step 4: Simplify right side
    18,603.14x = 188,589,972.13
  5. Step 5: Solve for x
    x = 188,589,972.13/18,603.14
  6. Step 6: Final answer
    x = 10,137.53

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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.