Home / 22,169.53-33,254.61-12,371.19

Finding the Fourth Proportional to 22,169.53, 33,254.61 and 12,371.19

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Solution

The fourth proportional to 22,169.53, 33,254.61 and 12,371.19 is: 18,556.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,169.53 : 33,254.61 = 12,371.19 : x
  2. Step 2: Convert to fraction form
    22,169.53/33,254.61 = 12,371.19/x
  3. Step 3: Cross multiply
    22,169.53x = 33,254.61 × 12,371.19
  4. Step 4: Simplify right side
    22,169.53x = 411,399,098.69
  5. Step 5: Solve for x
    x = 411,399,098.69/22,169.53
  6. Step 6: Final answer
    x = 18,556.96

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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.