Home / 12,514.24-18,745.36-5,945.60

Finding the Fourth Proportional to 12,514.24, 18,745.36 and 5,945.60

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Solution

The fourth proportional to 12,514.24, 18,745.36 and 5,945.60 is: 8,906.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,514.24 : 18,745.36 = 5,945.60 : x
  2. Step 2: Convert to fraction form
    12,514.24/18,745.36 = 5,945.60/x
  3. Step 3: Cross multiply
    12,514.24x = 18,745.36 × 5,945.60
  4. Step 4: Simplify right side
    12,514.24x = 111,452,412.42
  5. Step 5: Solve for x
    x = 111,452,412.42/12,514.24
  6. Step 6: Final answer
    x = 8,906.05

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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.