Home / 17,231.35-23,778.97-9,677.69

Finding the Fourth Proportional to 17,231.35, 23,778.97 and 9,677.69

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Solution

The fourth proportional to 17,231.35, 23,778.97 and 9,677.69 is: 13,355.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,231.35 : 23,778.97 = 9,677.69 : x
  2. Step 2: Convert to fraction form
    17,231.35/23,778.97 = 9,677.69/x
  3. Step 3: Cross multiply
    17,231.35x = 23,778.97 × 9,677.69
  4. Step 4: Simplify right side
    17,231.35x = 230,125,451.79
  5. Step 5: Solve for x
    x = 230,125,451.79/17,231.35
  6. Step 6: Final answer
    x = 13,355.05

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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.