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Finding the Fourth Proportional to 33,412.82, 46,101.57 and 18,508.82

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Solution

The fourth proportional to 33,412.82, 46,101.57 and 18,508.82 is: 25,537.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,412.82 : 46,101.57 = 18,508.82 : x
  2. Step 2: Convert to fraction form
    33,412.82/46,101.57 = 18,508.82/x
  3. Step 3: Cross multiply
    33,412.82x = 46,101.57 × 18,508.82
  4. Step 4: Simplify right side
    33,412.82x = 853,285,660.85
  5. Step 5: Solve for x
    x = 853,285,660.85/33,412.82
  6. Step 6: Final answer
    x = 25,537.67

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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.