Home / 11,214.42-16,823.26-3,422.22

Finding the Fourth Proportional to 11,214.42, 16,823.26 and 3,422.22

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Solution

The fourth proportional to 11,214.42, 16,823.26 and 3,422.22 is: 5,133.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,214.42 : 16,823.26 = 3,422.22 : x
  2. Step 2: Convert to fraction form
    11,214.42/16,823.26 = 3,422.22/x
  3. Step 3: Cross multiply
    11,214.42x = 16,823.26 × 3,422.22
  4. Step 4: Simplify right side
    11,214.42x = 57,572,896.84
  5. Step 5: Solve for x
    x = 57,572,896.84/11,214.42
  6. Step 6: Final answer
    x = 5,133.83

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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.