Home / 26,811.13-40,216.80-11,217.82

Finding the Fourth Proportional to 26,811.13, 40,216.80 and 11,217.82

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Solution

The fourth proportional to 26,811.13, 40,216.80 and 11,217.82 is: 16,826.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,811.13 : 40,216.80 = 11,217.82 : x
  2. Step 2: Convert to fraction form
    26,811.13/40,216.80 = 11,217.82/x
  3. Step 3: Cross multiply
    26,811.13x = 40,216.80 × 11,217.82
  4. Step 4: Simplify right side
    26,811.13x = 451,144,823.38
  5. Step 5: Solve for x
    x = 451,144,823.38/26,811.13
  6. Step 6: Final answer
    x = 16,826.77

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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.