Home / 17,982.09-24,778.85-13,924.44

Finding the Fourth Proportional to 17,982.09, 24,778.85 and 13,924.44

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Solution

The fourth proportional to 17,982.09, 24,778.85 and 13,924.44 is: 19,187.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,982.09 : 24,778.85 = 13,924.44 : x
  2. Step 2: Convert to fraction form
    17,982.09/24,778.85 = 13,924.44/x
  3. Step 3: Cross multiply
    17,982.09x = 24,778.85 × 13,924.44
  4. Step 4: Simplify right side
    17,982.09x = 345,031,540.47
  5. Step 5: Solve for x
    x = 345,031,540.47/17,982.09
  6. Step 6: Final answer
    x = 19,187.51

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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.