Home / 32,440.20-48,660.30-18,394.80

Finding the Fourth Proportional to 32,440.20, 48,660.30 and 18,394.80

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Solution

The fourth proportional to 32,440.20, 48,660.30 and 18,394.80 is: 27,592.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,440.20 : 48,660.30 = 18,394.80 : x
  2. Step 2: Convert to fraction form
    32,440.20/48,660.30 = 18,394.80/x
  3. Step 3: Cross multiply
    32,440.20x = 48,660.30 × 18,394.80
  4. Step 4: Simplify right side
    32,440.20x = 895,096,486.44
  5. Step 5: Solve for x
    x = 895,096,486.44/32,440.20
  6. Step 6: Final answer
    x = 27,592.20

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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.