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Finding the Fourth Proportional to 11,550.56, 17,355.03 and 11,083.47

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Solution

The fourth proportional to 11,550.56, 17,355.03 and 11,083.47 is: 16,653.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,550.56 : 17,355.03 = 11,083.47 : x
  2. Step 2: Convert to fraction form
    11,550.56/17,355.03 = 11,083.47/x
  3. Step 3: Cross multiply
    11,550.56x = 17,355.03 × 11,083.47
  4. Step 4: Simplify right side
    11,550.56x = 192,353,954.35
  5. Step 5: Solve for x
    x = 192,353,954.35/11,550.56
  6. Step 6: Final answer
    x = 16,653.22

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1.5x scale

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.