Home / 23,612.20-35,418.30-18,082.60

Finding the Fourth Proportional to 23,612.20, 35,418.30 and 18,082.60

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Solution

The fourth proportional to 23,612.20, 35,418.30 and 18,082.60 is: 27,123.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,612.20 : 35,418.30 = 18,082.60 : x
  2. Step 2: Convert to fraction form
    23,612.20/35,418.30 = 18,082.60/x
  3. Step 3: Cross multiply
    23,612.20x = 35,418.30 × 18,082.60
  4. Step 4: Simplify right side
    23,612.20x = 640,454,951.58
  5. Step 5: Solve for x
    x = 640,454,951.58/23,612.20
  6. Step 6: Final answer
    x = 27,123.90

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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.