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Finding the Fourth Proportional to 33,609, 46,380.42 and 18,708.52

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Solution

The fourth proportional to 33,609, 46,380.42 and 18,708.52 is: 25,817.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,609 : 46,380.42 = 18,708.52 : x
  2. Step 2: Convert to fraction form
    33,609/46,380.42 = 18,708.52/x
  3. Step 3: Cross multiply
    33,609x = 46,380.42 × 18,708.52
  4. Step 4: Simplify right side
    33,609x = 867,709,015.18
  5. Step 5: Solve for x
    x = 867,709,015.18/33,609
  6. Step 6: Final answer
    x = 25,817.76

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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.