Home / 13,377.44-20,067.28-4,608.80

Finding the Fourth Proportional to 13,377.44, 20,067.28 and 4,608.80

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Solution

The fourth proportional to 13,377.44, 20,067.28 and 4,608.80 is: 6,913.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,377.44 : 20,067.28 = 4,608.80 : x
  2. Step 2: Convert to fraction form
    13,377.44/20,067.28 = 4,608.80/x
  3. Step 3: Cross multiply
    13,377.44x = 20,067.28 × 4,608.80
  4. Step 4: Simplify right side
    13,377.44x = 92,486,080.06
  5. Step 5: Solve for x
    x = 92,486,080.06/13,377.44
  6. Step 6: Final answer
    x = 6,913.59

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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.