Home / 22,299.02-30,772.41-12,227.43

Finding the Fourth Proportional to 22,299.02, 30,772.41 and 12,227.43

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Solution

The fourth proportional to 22,299.02, 30,772.41 and 12,227.43 is: 16,873.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,299.02 : 30,772.41 = 12,227.43 : x
  2. Step 2: Convert to fraction form
    22,299.02/30,772.41 = 12,227.43/x
  3. Step 3: Cross multiply
    22,299.02x = 30,772.41 × 12,227.43
  4. Step 4: Simplify right side
    22,299.02x = 376,267,489.21
  5. Step 5: Solve for x
    x = 376,267,489.21/22,299.02
  6. Step 6: Final answer
    x = 16,873.73

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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.