Home / 18,220.41-27,304.02-8,076.55

Finding the Fourth Proportional to 18,220.41, 27,304.02 and 8,076.55

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Solution

The fourth proportional to 18,220.41, 27,304.02 and 8,076.55 is: 12,103.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,220.41 : 27,304.02 = 8,076.55 : x
  2. Step 2: Convert to fraction form
    18,220.41/27,304.02 = 8,076.55/x
  3. Step 3: Cross multiply
    18,220.41x = 27,304.02 × 8,076.55
  4. Step 4: Simplify right side
    18,220.41x = 220,522,282.73
  5. Step 5: Solve for x
    x = 220,522,282.73/18,220.41
  6. Step 6: Final answer
    x = 12,103.04

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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.