Home / 36,964.95-55,456.11-12,003.09

Finding the Fourth Proportional to 36,964.95, 55,456.11 and 12,003.09

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Solution

The fourth proportional to 36,964.95, 55,456.11 and 12,003.09 is: 18,007.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,964.95 : 55,456.11 = 12,003.09 : x
  2. Step 2: Convert to fraction form
    36,964.95/55,456.11 = 12,003.09/x
  3. Step 3: Cross multiply
    36,964.95x = 55,456.11 × 12,003.09
  4. Step 4: Simplify right side
    36,964.95x = 665,644,679.38
  5. Step 5: Solve for x
    x = 665,644,679.38/36,964.95
  6. Step 6: Final answer
    x = 18,007.46

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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.