Home / 17,747.82-24,491.79-9,789.84

Finding the Fourth Proportional to 17,747.82, 24,491.79 and 9,789.84

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Solution

The fourth proportional to 17,747.82, 24,491.79 and 9,789.84 is: 13,509.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,747.82 : 24,491.79 = 9,789.84 : x
  2. Step 2: Convert to fraction form
    17,747.82/24,491.79 = 9,789.84/x
  3. Step 3: Cross multiply
    17,747.82x = 24,491.79 × 9,789.84
  4. Step 4: Simplify right side
    17,747.82x = 239,770,705.41
  5. Step 5: Solve for x
    x = 239,770,705.41/17,747.82
  6. Step 6: Final answer
    x = 13,509.87

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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.