Home / 22,772.20-34,163.10-9,617.80

Finding the Fourth Proportional to 22,772.20, 34,163.10 and 9,617.80

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Solution

The fourth proportional to 22,772.20, 34,163.10 and 9,617.80 is: 14,428.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,772.20 : 34,163.10 = 9,617.80 : x
  2. Step 2: Convert to fraction form
    22,772.20/34,163.10 = 9,617.80/x
  3. Step 3: Cross multiply
    22,772.20x = 34,163.10 × 9,617.80
  4. Step 4: Simplify right side
    22,772.20x = 328,573,863.18
  5. Step 5: Solve for x
    x = 328,573,863.18/22,772.20
  6. Step 6: Final answer
    x = 14,428.73

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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.