Home / 12,194.24-16,828.80-6,887.12

Finding the Fourth Proportional to 12,194.24, 16,828.80 and 6,887.12

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Solution

The fourth proportional to 12,194.24, 16,828.80 and 6,887.12 is: 9,504.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,194.24 : 16,828.80 = 6,887.12 : x
  2. Step 2: Convert to fraction form
    12,194.24/16,828.80 = 6,887.12/x
  3. Step 3: Cross multiply
    12,194.24x = 16,828.80 × 6,887.12
  4. Step 4: Simplify right side
    12,194.24x = 115,901,965.06
  5. Step 5: Solve for x
    x = 115,901,965.06/12,194.24
  6. Step 6: Final answer
    x = 9,504.65

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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.