Home / 12,259.44-16,921.50-7,226.58

Finding the Fourth Proportional to 12,259.44, 16,921.50 and 7,226.58

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Solution

The fourth proportional to 12,259.44, 16,921.50 and 7,226.58 is: 9,974.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,259.44 : 16,921.50 = 7,226.58 : x
  2. Step 2: Convert to fraction form
    12,259.44/16,921.50 = 7,226.58/x
  3. Step 3: Cross multiply
    12,259.44x = 16,921.50 × 7,226.58
  4. Step 4: Simplify right side
    12,259.44x = 122,284,573.47
  5. Step 5: Solve for x
    x = 122,284,573.47/12,259.44
  6. Step 6: Final answer
    x = 9,974.73

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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.