Home / 33,306.61-45,961.75-18,199.79

Finding the Fourth Proportional to 33,306.61, 45,961.75 and 18,199.79

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Solution

The fourth proportional to 33,306.61, 45,961.75 and 18,199.79 is: 25,114.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,306.61 : 45,961.75 = 18,199.79 : x
  2. Step 2: Convert to fraction form
    33,306.61/45,961.75 = 18,199.79/x
  3. Step 3: Cross multiply
    33,306.61x = 45,961.75 × 18,199.79
  4. Step 4: Simplify right side
    33,306.61x = 836,494,198.03
  5. Step 5: Solve for x
    x = 836,494,198.03/33,306.61
  6. Step 6: Final answer
    x = 25,114.96

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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.