Home / 29,067.40-43,514.70-19,217.80

Finding the Fourth Proportional to 29,067.40, 43,514.70 and 19,217.80

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Solution

The fourth proportional to 29,067.40, 43,514.70 and 19,217.80 is: 28,769.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,067.40 : 43,514.70 = 19,217.80 : x
  2. Step 2: Convert to fraction form
    29,067.40/43,514.70 = 19,217.80/x
  3. Step 3: Cross multiply
    29,067.40x = 43,514.70 × 19,217.80
  4. Step 4: Simplify right side
    29,067.40x = 836,256,801.66
  5. Step 5: Solve for x
    x = 836,256,801.66/29,067.40
  6. Step 6: Final answer
    x = 28,769.58

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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.