Home / 17,961.66-26,935.92-6,862.86

Finding the Fourth Proportional to 17,961.66, 26,935.92 and 6,862.86

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Solution

The fourth proportional to 17,961.66, 26,935.92 and 6,862.86 is: 10,291.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,961.66 : 26,935.92 = 6,862.86 : x
  2. Step 2: Convert to fraction form
    17,961.66/26,935.92 = 6,862.86/x
  3. Step 3: Cross multiply
    17,961.66x = 26,935.92 × 6,862.86
  4. Step 4: Simplify right side
    17,961.66x = 184,857,447.93
  5. Step 5: Solve for x
    x = 184,857,447.93/17,961.66
  6. Step 6: Final answer
    x = 10,291.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.