Home / 12,015.82-16,593.22-11,361.34

Finding the Fourth Proportional to 12,015.82, 16,593.22 and 11,361.34

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Solution

The fourth proportional to 12,015.82, 16,593.22 and 11,361.34 is: 15,689.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,015.82 : 16,593.22 = 11,361.34 : x
  2. Step 2: Convert to fraction form
    12,015.82/16,593.22 = 11,361.34/x
  3. Step 3: Cross multiply
    12,015.82x = 16,593.22 × 11,361.34
  4. Step 4: Simplify right side
    12,015.82x = 188,521,214.11
  5. Step 5: Solve for x
    x = 188,521,214.11/12,015.82
  6. Step 6: Final answer
    x = 15,689.42

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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.