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Finding the Fourth Proportional to 11,220.08, 16,834.99 and 6,019.88

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Solution

The fourth proportional to 11,220.08, 16,834.99 and 6,019.88 is: 9,032.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,220.08 : 16,834.99 = 6,019.88 : x
  2. Step 2: Convert to fraction form
    11,220.08/16,834.99 = 6,019.88/x
  3. Step 3: Cross multiply
    11,220.08x = 16,834.99 × 6,019.88
  4. Step 4: Simplify right side
    11,220.08x = 101,344,646.64
  5. Step 5: Solve for x
    x = 101,344,646.64/11,220.08
  6. Step 6: Final answer
    x = 9,032.43

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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.