Home / 22,371.33-30,872.46-12,299.94

Finding the Fourth Proportional to 22,371.33, 30,872.46 and 12,299.94

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Solution

The fourth proportional to 22,371.33, 30,872.46 and 12,299.94 is: 16,973.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,371.33 : 30,872.46 = 12,299.94 : x
  2. Step 2: Convert to fraction form
    22,371.33/30,872.46 = 12,299.94/x
  3. Step 3: Cross multiply
    22,371.33x = 30,872.46 × 12,299.94
  4. Step 4: Simplify right side
    22,371.33x = 379,729,405.65
  5. Step 5: Solve for x
    x = 379,729,405.65/22,371.33
  6. Step 6: Final answer
    x = 16,973.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.