Home / 28,789.32-43,180.54-10,067.92

Finding the Fourth Proportional to 28,789.32, 43,180.54 and 10,067.92

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Solution

The fourth proportional to 28,789.32, 43,180.54 and 10,067.92 is: 15,100.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,789.32 : 43,180.54 = 10,067.92 : x
  2. Step 2: Convert to fraction form
    28,789.32/43,180.54 = 10,067.92/x
  3. Step 3: Cross multiply
    28,789.32x = 43,180.54 × 10,067.92
  4. Step 4: Simplify right side
    28,789.32x = 434,738,222.28
  5. Step 5: Solve for x
    x = 434,738,222.28/28,789.32
  6. Step 6: Final answer
    x = 15,100.68

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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.