Home / 22,117.73-33,181.20-12,236.27

Finding the Fourth Proportional to 22,117.73, 33,181.20 and 12,236.27

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Solution

The fourth proportional to 22,117.73, 33,181.20 and 12,236.27 is: 18,356.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,117.73 : 33,181.20 = 12,236.27 : x
  2. Step 2: Convert to fraction form
    22,117.73/33,181.20 = 12,236.27/x
  3. Step 3: Cross multiply
    22,117.73x = 33,181.20 × 12,236.27
  4. Step 4: Simplify right side
    22,117.73x = 406,013,956.22
  5. Step 5: Solve for x
    x = 406,013,956.22/22,117.73
  6. Step 6: Final answer
    x = 18,356.95

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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.