Home / 13,867.32-20,791.24-5,101.08

Finding the Fourth Proportional to 13,867.32, 20,791.24 and 5,101.08

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Solution

The fourth proportional to 13,867.32, 20,791.24 and 5,101.08 is: 7,648.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,867.32 : 20,791.24 = 5,101.08 : x
  2. Step 2: Convert to fraction form
    13,867.32/20,791.24 = 5,101.08/x
  3. Step 3: Cross multiply
    13,867.32x = 20,791.24 × 5,101.08
  4. Step 4: Simplify right side
    13,867.32x = 106,057,778.54
  5. Step 5: Solve for x
    x = 106,057,778.54/13,867.32
  6. Step 6: Final answer
    x = 7,648.04

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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.