Home / 27,661.26-38,175.97-16,903.92

Finding the Fourth Proportional to 27,661.26, 38,175.97 and 16,903.92

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Solution

The fourth proportional to 27,661.26, 38,175.97 and 16,903.92 is: 23,329.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,661.26 : 38,175.97 = 16,903.92 : x
  2. Step 2: Convert to fraction form
    27,661.26/38,175.97 = 16,903.92/x
  3. Step 3: Cross multiply
    27,661.26x = 38,175.97 × 16,903.92
  4. Step 4: Simplify right side
    27,661.26x = 645,323,542.80
  5. Step 5: Solve for x
    x = 645,323,542.80/27,661.26
  6. Step 6: Final answer
    x = 23,329.51

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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.