Home / 15,067.14-20,805.44-10,600.80

Finding the Fourth Proportional to 15,067.14, 20,805.44 and 10,600.80

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Solution

The fourth proportional to 15,067.14, 20,805.44 and 10,600.80 is: 14,638.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,067.14 : 20,805.44 = 10,600.80 : x
  2. Step 2: Convert to fraction form
    15,067.14/20,805.44 = 10,600.80/x
  3. Step 3: Cross multiply
    15,067.14x = 20,805.44 × 10,600.80
  4. Step 4: Simplify right side
    15,067.14x = 220,554,255.35
  5. Step 5: Solve for x
    x = 220,554,255.35/15,067.14
  6. Step 6: Final answer
    x = 14,638.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.