Home / 19,832.67-27,367.70-10,879.97

Finding the Fourth Proportional to 19,832.67, 27,367.70 and 10,879.97

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Solution

The fourth proportional to 19,832.67, 27,367.70 and 10,879.97 is: 15,013.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,832.67 : 27,367.70 = 10,879.97 : x
  2. Step 2: Convert to fraction form
    19,832.67/27,367.70 = 10,879.97/x
  3. Step 3: Cross multiply
    19,832.67x = 27,367.70 × 10,879.97
  4. Step 4: Simplify right side
    19,832.67x = 297,759,563.73
  5. Step 5: Solve for x
    x = 297,759,563.73/19,832.67
  6. Step 6: Final answer
    x = 15,013.59

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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.