Home / 34,067.28-51,034.44-19,231.28

Finding the Fourth Proportional to 34,067.28, 51,034.44 and 19,231.28

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Solution

The fourth proportional to 34,067.28, 51,034.44 and 19,231.28 is: 28,809.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,067.28 : 51,034.44 = 19,231.28 : x
  2. Step 2: Convert to fraction form
    34,067.28/51,034.44 = 19,231.28/x
  3. Step 3: Cross multiply
    34,067.28x = 51,034.44 × 19,231.28
  4. Step 4: Simplify right side
    34,067.28x = 981,457,605.28
  5. Step 5: Solve for x
    x = 981,457,605.28/34,067.28
  6. Step 6: Final answer
    x = 28,809.39

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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.