Home / 13,961.43-19,266.79-7,993.14

Finding the Fourth Proportional to 13,961.43, 19,266.79 and 7,993.14

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Solution

The fourth proportional to 13,961.43, 19,266.79 and 7,993.14 is: 11,030.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,961.43 : 19,266.79 = 7,993.14 : x
  2. Step 2: Convert to fraction form
    13,961.43/19,266.79 = 7,993.14/x
  3. Step 3: Cross multiply
    13,961.43x = 19,266.79 × 7,993.14
  4. Step 4: Simplify right side
    13,961.43x = 154,002,185.56
  5. Step 5: Solve for x
    x = 154,002,185.56/13,961.43
  6. Step 6: Final answer
    x = 11,030.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.