Home / 33,079.38-45,649.54-18,175.38

Finding the Fourth Proportional to 33,079.38, 45,649.54 and 18,175.38

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Solution

The fourth proportional to 33,079.38, 45,649.54 and 18,175.38 is: 25,082.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,079.38 : 45,649.54 = 18,175.38 : x
  2. Step 2: Convert to fraction form
    33,079.38/45,649.54 = 18,175.38/x
  3. Step 3: Cross multiply
    33,079.38x = 45,649.54 × 18,175.38
  4. Step 4: Simplify right side
    33,079.38x = 829,697,736.33
  5. Step 5: Solve for x
    x = 829,697,736.33/33,079.38
  6. Step 6: Final answer
    x = 25,082.02

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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.