Home / 12,028.92-18,087.24-11,066.64

Finding the Fourth Proportional to 12,028.92, 18,087.24 and 11,066.64

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Solution

The fourth proportional to 12,028.92, 18,087.24 and 11,066.64 is: 16,640.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,028.92 : 18,087.24 = 11,066.64 : x
  2. Step 2: Convert to fraction form
    12,028.92/18,087.24 = 11,066.64/x
  3. Step 3: Cross multiply
    12,028.92x = 18,087.24 × 11,066.64
  4. Step 4: Simplify right side
    12,028.92x = 200,164,973.67
  5. Step 5: Solve for x
    x = 200,164,973.67/12,028.92
  6. Step 6: Final answer
    x = 16,640.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.