Home / 33,141.38-45,734.90-18,803.97

Finding the Fourth Proportional to 33,141.38, 45,734.90 and 18,803.97

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Solution

The fourth proportional to 33,141.38, 45,734.90 and 18,803.97 is: 25,949.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,141.38 : 45,734.90 = 18,803.97 : x
  2. Step 2: Convert to fraction form
    33,141.38/45,734.90 = 18,803.97/x
  3. Step 3: Cross multiply
    33,141.38x = 45,734.90 × 18,803.97
  4. Step 4: Simplify right side
    33,141.38x = 859,997,593.53
  5. Step 5: Solve for x
    x = 859,997,593.53/33,141.38
  6. Step 6: Final answer
    x = 25,949.36

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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.