Home / 28,759.68-43,149.90-10,042.48

Finding the Fourth Proportional to 28,759.68, 43,149.90 and 10,042.48

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Solution

The fourth proportional to 28,759.68, 43,149.90 and 10,042.48 is: 15,067.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,759.68 : 43,149.90 = 10,042.48 : x
  2. Step 2: Convert to fraction form
    28,759.68/43,149.90 = 10,042.48/x
  3. Step 3: Cross multiply
    28,759.68x = 43,149.90 × 10,042.48
  4. Step 4: Simplify right side
    28,759.68x = 433,332,007.75
  5. Step 5: Solve for x
    x = 433,332,007.75/28,759.68
  6. Step 6: Final answer
    x = 15,067.34

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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.