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Finding the Fourth Proportional to 11,362.25, 17,016.94 and 10,968.05

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Solution

The fourth proportional to 11,362.25, 17,016.94 and 10,968.05 is: 16,426.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,362.25 : 17,016.94 = 10,968.05 : x
  2. Step 2: Convert to fraction form
    11,362.25/17,016.94 = 10,968.05/x
  3. Step 3: Cross multiply
    11,362.25x = 17,016.94 × 10,968.05
  4. Step 4: Simplify right side
    11,362.25x = 186,642,736.66
  5. Step 5: Solve for x
    x = 186,642,736.66/11,362.25
  6. Step 6: Final answer
    x = 16,426.57

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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.