Home / 18,010.03-27,012.91-4,863.42

Finding the Fourth Proportional to 18,010.03, 27,012.91 and 4,863.42

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Solution

The fourth proportional to 18,010.03, 27,012.91 and 4,863.42 is: 7,294.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,010.03 : 27,012.91 = 4,863.42 : x
  2. Step 2: Convert to fraction form
    18,010.03/27,012.91 = 4,863.42/x
  3. Step 3: Cross multiply
    18,010.03x = 27,012.91 × 4,863.42
  4. Step 4: Simplify right side
    18,010.03x = 131,375,126.75
  5. Step 5: Solve for x
    x = 131,375,126.75/18,010.03
  6. Step 6: Final answer
    x = 7,294.56

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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.