Home / 27,286.11-37,648.13-16,671.87

Finding the Fourth Proportional to 27,286.11, 37,648.13 and 16,671.87

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Solution

The fourth proportional to 27,286.11, 37,648.13 and 16,671.87 is: 23,003.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,286.11 : 37,648.13 = 16,671.87 : x
  2. Step 2: Convert to fraction form
    27,286.11/37,648.13 = 16,671.87/x
  3. Step 3: Cross multiply
    27,286.11x = 37,648.13 × 16,671.87
  4. Step 4: Simplify right side
    27,286.11x = 627,664,645.74
  5. Step 5: Solve for x
    x = 627,664,645.74/27,286.11
  6. Step 6: Final answer
    x = 23,003.08

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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.