Home / 15,067.22-20,792.52-8,352.68

Finding the Fourth Proportional to 15,067.22, 20,792.52 and 8,352.68

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Solution

The fourth proportional to 15,067.22, 20,792.52 and 8,352.68 is: 11,526.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,067.22 : 20,792.52 = 8,352.68 : x
  2. Step 2: Convert to fraction form
    15,067.22/20,792.52 = 8,352.68/x
  3. Step 3: Cross multiply
    15,067.22x = 20,792.52 × 8,352.68
  4. Step 4: Simplify right side
    15,067.22x = 173,673,161.99
  5. Step 5: Solve for x
    x = 173,673,161.99/15,067.22
  6. Step 6: Final answer
    x = 11,526.56

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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.