Home / 17,961.73-26,939.52-4,811.04

Finding the Fourth Proportional to 17,961.73, 26,939.52 and 4,811.04

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Solution

The fourth proportional to 17,961.73, 26,939.52 and 4,811.04 is: 7,215.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,961.73 : 26,939.52 = 4,811.04 : x
  2. Step 2: Convert to fraction form
    17,961.73/26,939.52 = 4,811.04/x
  3. Step 3: Cross multiply
    17,961.73x = 26,939.52 × 4,811.04
  4. Step 4: Simplify right side
    17,961.73x = 129,607,108.30
  5. Step 5: Solve for x
    x = 129,607,108.30/17,961.73
  6. Step 6: Final answer
    x = 7,215.74

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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.