Home / 17,721.44-24,456.68-9,763.65

Finding the Fourth Proportional to 17,721.44, 24,456.68 and 9,763.65

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Solution

The fourth proportional to 17,721.44, 24,456.68 and 9,763.65 is: 13,474.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,721.44 : 24,456.68 = 9,763.65 : x
  2. Step 2: Convert to fraction form
    17,721.44/24,456.68 = 9,763.65/x
  3. Step 3: Cross multiply
    17,721.44x = 24,456.68 × 9,763.65
  4. Step 4: Simplify right side
    17,721.44x = 238,786,414.86
  5. Step 5: Solve for x
    x = 238,786,414.86/17,721.44
  6. Step 6: Final answer
    x = 13,474.44

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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.