Home / 15,067.11-20,793.71-8,353.33

Finding the Fourth Proportional to 15,067.11, 20,793.71 and 8,353.33

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Solution

The fourth proportional to 15,067.11, 20,793.71 and 8,353.33 is: 11,528.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,067.11 : 20,793.71 = 8,353.33 : x
  2. Step 2: Convert to fraction form
    15,067.11/20,793.71 = 8,353.33/x
  3. Step 3: Cross multiply
    15,067.11x = 20,793.71 × 8,353.33
  4. Step 4: Simplify right side
    15,067.11x = 173,696,690.45
  5. Step 5: Solve for x
    x = 173,696,690.45/15,067.11
  6. Step 6: Final answer
    x = 11,528.20

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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.