Home / 33,306.35-45,965.95-18,201.31

Finding the Fourth Proportional to 33,306.35, 45,965.95 and 18,201.31

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Solution

The fourth proportional to 33,306.35, 45,965.95 and 18,201.31 is: 25,119.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,306.35 : 45,965.95 = 18,201.31 : x
  2. Step 2: Convert to fraction form
    33,306.35/45,965.95 = 18,201.31/x
  3. Step 3: Cross multiply
    33,306.35x = 45,965.95 × 18,201.31
  4. Step 4: Simplify right side
    33,306.35x = 836,640,344.98
  5. Step 5: Solve for x
    x = 836,640,344.98/33,306.35
  6. Step 6: Final answer
    x = 25,119.55

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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.