Home / 12,195.48-18,293.20-4,404.28

Finding the Fourth Proportional to 12,195.48, 18,293.20 and 4,404.28

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Solution

The fourth proportional to 12,195.48, 18,293.20 and 4,404.28 is: 6,606.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,195.48 : 18,293.20 = 4,404.28 : x
  2. Step 2: Convert to fraction form
    12,195.48/18,293.20 = 4,404.28/x
  3. Step 3: Cross multiply
    12,195.48x = 18,293.20 × 4,404.28
  4. Step 4: Simplify right side
    12,195.48x = 80,568,374.90
  5. Step 5: Solve for x
    x = 80,568,374.90/12,195.48
  6. Step 6: Final answer
    x = 6,606.41

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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.