Home / 13,027.08-19,540.62-3,166.37

Finding the Fourth Proportional to 13,027.08, 19,540.62 and 3,166.37

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Solution

The fourth proportional to 13,027.08, 19,540.62 and 3,166.37 is: 4,749.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,027.08 : 19,540.62 = 3,166.37 : x
  2. Step 2: Convert to fraction form
    13,027.08/19,540.62 = 3,166.37/x
  3. Step 3: Cross multiply
    13,027.08x = 19,540.62 × 3,166.37
  4. Step 4: Simplify right side
    13,027.08x = 61,872,735.25
  5. Step 5: Solve for x
    x = 61,872,735.25/13,027.08
  6. Step 6: Final answer
    x = 4,749.55

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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.