Home / 11,964.26-17,856.80-11,176.94

Finding the Fourth Proportional to 11,964.26, 17,856.80 and 11,176.94

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Solution

The fourth proportional to 11,964.26, 17,856.80 and 11,176.94 is: 16,681.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,964.26 : 17,856.80 = 11,176.94 : x
  2. Step 2: Convert to fraction form
    11,964.26/17,856.80 = 11,176.94/x
  3. Step 3: Cross multiply
    11,964.26x = 17,856.80 × 11,176.94
  4. Step 4: Simplify right side
    11,964.26x = 199,584,382.19
  5. Step 5: Solve for x
    x = 199,584,382.19/11,964.26
  6. Step 6: Final answer
    x = 16,681.72

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.