Home / 11,018.21-16,525.62-3,622.79

Finding the Fourth Proportional to 11,018.21, 16,525.62 and 3,622.79

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Solution

The fourth proportional to 11,018.21, 16,525.62 and 3,622.79 is: 5,433.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,018.21 : 16,525.62 = 3,622.79 : x
  2. Step 2: Convert to fraction form
    11,018.21/16,525.62 = 3,622.79/x
  3. Step 3: Cross multiply
    11,018.21x = 16,525.62 × 3,622.79
  4. Step 4: Simplify right side
    11,018.21x = 59,868,892.19
  5. Step 5: Solve for x
    x = 59,868,892.19/11,018.21
  6. Step 6: Final answer
    x = 5,433.63

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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.