Home / 11,723.06-16,172.94-8,573.78

Finding the Fourth Proportional to 11,723.06, 16,172.94 and 8,573.78

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Solution

The fourth proportional to 11,723.06, 16,172.94 and 8,573.78 is: 11,828.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,723.06 : 16,172.94 = 8,573.78 : x
  2. Step 2: Convert to fraction form
    11,723.06/16,172.94 = 8,573.78/x
  3. Step 3: Cross multiply
    11,723.06x = 16,172.94 × 8,573.78
  4. Step 4: Simplify right side
    11,723.06x = 138,663,229.51
  5. Step 5: Solve for x
    x = 138,663,229.51/11,723.06
  6. Step 6: Final answer
    x = 11,828.25

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.