Home / 13,027.35-19,540.74-3,667.26

Finding the Fourth Proportional to 13,027.35, 19,540.74 and 3,667.26

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Solution

The fourth proportional to 13,027.35, 19,540.74 and 3,667.26 is: 5,500.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,027.35 : 19,540.74 = 3,667.26 : x
  2. Step 2: Convert to fraction form
    13,027.35/19,540.74 = 3,667.26/x
  3. Step 3: Cross multiply
    13,027.35x = 19,540.74 × 3,667.26
  4. Step 4: Simplify right side
    13,027.35x = 71,660,974.17
  5. Step 5: Solve for x
    x = 71,660,974.17/13,027.35
  6. Step 6: Final answer
    x = 5,500.81

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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.