Home / 11,028.82-15,219.43-8,057.23

Finding the Fourth Proportional to 11,028.82, 15,219.43 and 8,057.23

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Solution

The fourth proportional to 11,028.82, 15,219.43 and 8,057.23 is: 11,118.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,028.82 : 15,219.43 = 8,057.23 : x
  2. Step 2: Convert to fraction form
    11,028.82/15,219.43 = 8,057.23/x
  3. Step 3: Cross multiply
    11,028.82x = 15,219.43 × 8,057.23
  4. Step 4: Simplify right side
    11,028.82x = 122,626,447.98
  5. Step 5: Solve for x
    x = 122,626,447.98/11,028.82
  6. Step 6: Final answer
    x = 11,118.73

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Half scale
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Double scale
Find fourth proportional to 11,029.82, 15,220.81 and 8,058.23
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.