Home / 27,675.69-38,192.41-15,100.44

Finding the Fourth Proportional to 27,675.69, 38,192.41 and 15,100.44

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Solution

The fourth proportional to 27,675.69, 38,192.41 and 15,100.44 is: 20,838.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,675.69 : 38,192.41 = 15,100.44 : x
  2. Step 2: Convert to fraction form
    27,675.69/38,192.41 = 15,100.44/x
  3. Step 3: Cross multiply
    27,675.69x = 38,192.41 × 15,100.44
  4. Step 4: Simplify right side
    27,675.69x = 576,722,195.66
  5. Step 5: Solve for x
    x = 576,722,195.66/27,675.69
  6. Step 6: Final answer
    x = 20,838.58

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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.