Home / 27,671.88-38,187.33-15,097.44

Finding the Fourth Proportional to 27,671.88, 38,187.33 and 15,097.44

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Solution

The fourth proportional to 27,671.88, 38,187.33 and 15,097.44 is: 20,834.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,671.88 : 38,187.33 = 15,097.44 : x
  2. Step 2: Convert to fraction form
    27,671.88/38,187.33 = 15,097.44/x
  3. Step 3: Cross multiply
    27,671.88x = 38,187.33 × 15,097.44
  4. Step 4: Simplify right side
    27,671.88x = 576,530,923.44
  5. Step 5: Solve for x
    x = 576,530,923.44/27,671.88
  6. Step 6: Final answer
    x = 20,834.54

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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.