Home / 12,026.06-18,039.09-7,892.22

Finding the Fourth Proportional to 12,026.06, 18,039.09 and 7,892.22

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Solution

The fourth proportional to 12,026.06, 18,039.09 and 7,892.22 is: 11,838.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,026.06 : 18,039.09 = 7,892.22 : x
  2. Step 2: Convert to fraction form
    12,026.06/18,039.09 = 7,892.22/x
  3. Step 3: Cross multiply
    12,026.06x = 18,039.09 × 7,892.22
  4. Step 4: Simplify right side
    12,026.06x = 142,368,466.88
  5. Step 5: Solve for x
    x = 142,368,466.88/12,026.06
  6. Step 6: Final answer
    x = 11,838.33

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Similar ratio
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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.