Home / 33,688.35-50,434.68-19,605.42

Finding the Fourth Proportional to 33,688.35, 50,434.68 and 19,605.42

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Solution

The fourth proportional to 33,688.35, 50,434.68 and 19,605.42 is: 29,351.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,688.35 : 50,434.68 = 19,605.42 : x
  2. Step 2: Convert to fraction form
    33,688.35/50,434.68 = 19,605.42/x
  3. Step 3: Cross multiply
    33,688.35x = 50,434.68 × 19,605.42
  4. Step 4: Simplify right side
    33,688.35x = 988,793,083.97
  5. Step 5: Solve for x
    x = 988,793,083.97/33,688.35
  6. Step 6: Final answer
    x = 29,351.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.