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Finding the Fourth Proportional to 11,551.56, 17,356.53 and 11,084.48

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Solution

The fourth proportional to 11,551.56, 17,356.53 and 11,084.48 is: 16,654.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,551.56 : 17,356.53 = 11,084.48 : x
  2. Step 2: Convert to fraction form
    11,551.56/17,356.53 = 11,084.48/x
  3. Step 3: Cross multiply
    11,551.56x = 17,356.53 × 11,084.48
  4. Step 4: Simplify right side
    11,551.56x = 192,388,022.87
  5. Step 5: Solve for x
    x = 192,388,022.87/11,551.56
  6. Step 6: Final answer
    x = 16,654.72

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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.