Home / 13,279.26-19,919.43-4,514.25

Finding the Fourth Proportional to 13,279.26, 19,919.43 and 4,514.25

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Solution

The fourth proportional to 13,279.26, 19,919.43 and 4,514.25 is: 6,771.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,279.26 : 19,919.43 = 4,514.25 : x
  2. Step 2: Convert to fraction form
    13,279.26/19,919.43 = 4,514.25/x
  3. Step 3: Cross multiply
    13,279.26x = 19,919.43 × 4,514.25
  4. Step 4: Simplify right side
    13,279.26x = 89,921,286.88
  5. Step 5: Solve for x
    x = 89,921,286.88/13,279.26
  6. Step 6: Final answer
    x = 6,771.56

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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.