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Finding the Fourth Proportional to 11,955.33, 17,933.07 and 4,164.14

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Solution

The fourth proportional to 11,955.33, 17,933.07 and 4,164.14 is: 6,246.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,955.33 : 17,933.07 = 4,164.14 : x
  2. Step 2: Convert to fraction form
    11,955.33/17,933.07 = 4,164.14/x
  3. Step 3: Cross multiply
    11,955.33x = 17,933.07 × 4,164.14
  4. Step 4: Simplify right side
    11,955.33x = 74,675,724.44
  5. Step 5: Solve for x
    x = 74,675,724.44/11,955.33
  6. Step 6: Final answer
    x = 6,246.23

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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.