Home / 37,015.21-51,082.19-20,248.21

Finding the Fourth Proportional to 37,015.21, 51,082.19 and 20,248.21

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Solution

The fourth proportional to 37,015.21, 51,082.19 and 20,248.21 is: 27,943.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,015.21 : 51,082.19 = 20,248.21 : x
  2. Step 2: Convert to fraction form
    37,015.21/51,082.19 = 20,248.21/x
  3. Step 3: Cross multiply
    37,015.21x = 51,082.19 × 20,248.21
  4. Step 4: Simplify right side
    37,015.21x = 1,034,322,910.38
  5. Step 5: Solve for x
    x = 1,034,322,910.38/37,015.21
  6. Step 6: Final answer
    x = 27,943.19

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Half scale
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Double scale
Find fourth proportional to 37,016.21, 51,083.57 and 20,249.21
Similar ratio
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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.