Home / 38,067.25-52,532.91-21,072.70

Finding the Fourth Proportional to 38,067.25, 52,532.91 and 21,072.70

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Solution

The fourth proportional to 38,067.25, 52,532.91 and 21,072.70 is: 29,080.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,067.25 : 52,532.91 = 21,072.70 : x
  2. Step 2: Convert to fraction form
    38,067.25/52,532.91 = 21,072.70/x
  3. Step 3: Cross multiply
    38,067.25x = 52,532.91 × 21,072.70
  4. Step 4: Simplify right side
    38,067.25x = 1,107,010,252.56
  5. Step 5: Solve for x
    x = 1,107,010,252.56/38,067.25
  6. Step 6: Final answer
    x = 29,080.38

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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.