Home / 27,994.41-38,614.12-17,906.87

Finding the Fourth Proportional to 27,994.41, 38,614.12 and 17,906.87

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Solution

The fourth proportional to 27,994.41, 38,614.12 and 17,906.87 is: 24,699.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,994.41 : 38,614.12 = 17,906.87 : x
  2. Step 2: Convert to fraction form
    27,994.41/38,614.12 = 17,906.87/x
  3. Step 3: Cross multiply
    27,994.41x = 38,614.12 × 17,906.87
  4. Step 4: Simplify right side
    27,994.41x = 691,458,078.77
  5. Step 5: Solve for x
    x = 691,458,078.77/27,994.41
  6. Step 6: Final answer
    x = 24,699.86

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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.