Home / 15,067.18-20,792.74-8,352.92

Finding the Fourth Proportional to 15,067.18, 20,792.74 and 8,352.92

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Solution

The fourth proportional to 15,067.18, 20,792.74 and 8,352.92 is: 11,527.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,067.18 : 20,792.74 = 8,352.92 : x
  2. Step 2: Convert to fraction form
    15,067.18/20,792.74 = 8,352.92/x
  3. Step 3: Cross multiply
    15,067.18x = 20,792.74 × 8,352.92
  4. Step 4: Simplify right side
    15,067.18x = 173,680,093.80
  5. Step 5: Solve for x
    x = 173,680,093.80/15,067.18
  6. Step 6: Final answer
    x = 11,527.05

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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.