Home / 33,309.38-45,965.58-18,202.55

Finding the Fourth Proportional to 33,309.38, 45,965.58 and 18,202.55

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Solution

The fourth proportional to 33,309.38, 45,965.58 and 18,202.55 is: 25,118.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,309.38 : 45,965.58 = 18,202.55 : x
  2. Step 2: Convert to fraction form
    33,309.38/45,965.58 = 18,202.55/x
  3. Step 3: Cross multiply
    33,309.38x = 45,965.58 × 18,202.55
  4. Step 4: Simplify right side
    33,309.38x = 836,690,599.42
  5. Step 5: Solve for x
    x = 836,690,599.42/33,309.38
  6. Step 6: Final answer
    x = 25,118.77

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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.