Home / 33,211.27-45,830.82-18,103.35

Finding the Fourth Proportional to 33,211.27, 45,830.82 and 18,103.35

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Solution

The fourth proportional to 33,211.27, 45,830.82 and 18,103.35 is: 24,982.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,211.27 : 45,830.82 = 18,103.35 : x
  2. Step 2: Convert to fraction form
    33,211.27/45,830.82 = 18,103.35/x
  3. Step 3: Cross multiply
    33,211.27x = 45,830.82 × 18,103.35
  4. Step 4: Simplify right side
    33,211.27x = 829,691,375.25
  5. Step 5: Solve for x
    x = 829,691,375.25/33,211.27
  6. Step 6: Final answer
    x = 24,982.22

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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.