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Finding the Fourth Proportional to 33,480.59, 46,203.59 and 18,372.83

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Solution

The fourth proportional to 33,480.59, 46,203.59 and 18,372.83 is: 25,354.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,480.59 : 46,203.59 = 18,372.83 : x
  2. Step 2: Convert to fraction form
    33,480.59/46,203.59 = 18,372.83/x
  3. Step 3: Cross multiply
    33,480.59x = 46,203.59 × 18,372.83
  4. Step 4: Simplify right side
    33,480.59x = 848,890,704.46
  5. Step 5: Solve for x
    x = 848,890,704.46/33,480.59
  6. Step 6: Final answer
    x = 25,354.71

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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.