Home / 17,949.73-26,930.09-9,190.84

Finding the Fourth Proportional to 17,949.73, 26,930.09 and 9,190.84

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Solution

The fourth proportional to 17,949.73, 26,930.09 and 9,190.84 is: 13,789.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,949.73 : 26,930.09 = 9,190.84 : x
  2. Step 2: Convert to fraction form
    17,949.73/26,930.09 = 9,190.84/x
  3. Step 3: Cross multiply
    17,949.73x = 26,930.09 × 9,190.84
  4. Step 4: Simplify right side
    17,949.73x = 247,510,148.38
  5. Step 5: Solve for x
    x = 247,510,148.38/17,949.73
  6. Step 6: Final answer
    x = 13,789.07

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1.5x scale

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.