Home / 33,306.69-45,961.27-18,196.35

Finding the Fourth Proportional to 33,306.69, 45,961.27 and 18,196.35

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Solution

The fourth proportional to 33,306.69, 45,961.27 and 18,196.35 is: 25,109.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,306.69 : 45,961.27 = 18,196.35 : x
  2. Step 2: Convert to fraction form
    33,306.69/45,961.27 = 18,196.35/x
  3. Step 3: Cross multiply
    33,306.69x = 45,961.27 × 18,196.35
  4. Step 4: Simplify right side
    33,306.69x = 836,327,239.87
  5. Step 5: Solve for x
    x = 836,327,239.87/33,306.69
  6. Step 6: Final answer
    x = 25,109.88

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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.