Home / 33,383.76-46,069.62-20,808.52

Finding the Fourth Proportional to 33,383.76, 46,069.62 and 20,808.52

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Solution

The fourth proportional to 33,383.76, 46,069.62 and 20,808.52 is: 28,715.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,383.76 : 46,069.62 = 20,808.52 : x
  2. Step 2: Convert to fraction form
    33,383.76/46,069.62 = 20,808.52/x
  3. Step 3: Cross multiply
    33,383.76x = 46,069.62 × 20,808.52
  4. Step 4: Simplify right side
    33,383.76x = 958,640,609.16
  5. Step 5: Solve for x
    x = 958,640,609.16/33,383.76
  6. Step 6: Final answer
    x = 28,715.78

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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.