Home / 11,072.46-16,605.45-9,119.82

Finding the Fourth Proportional to 11,072.46, 16,605.45 and 9,119.82

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Solution

The fourth proportional to 11,072.46, 16,605.45 and 9,119.82 is: 13,677.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,072.46 : 16,605.45 = 9,119.82 : x
  2. Step 2: Convert to fraction form
    11,072.46/16,605.45 = 9,119.82/x
  3. Step 3: Cross multiply
    11,072.46x = 16,605.45 × 9,119.82
  4. Step 4: Simplify right side
    11,072.46x = 151,438,715.02
  5. Step 5: Solve for x
    x = 151,438,715.02/11,072.46
  6. Step 6: Final answer
    x = 13,677.06

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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.