Home / 32,010.20-48,015.30-20,336.60

Finding the Fourth Proportional to 32,010.20, 48,015.30 and 20,336.60

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Solution

The fourth proportional to 32,010.20, 48,015.30 and 20,336.60 is: 30,504.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,010.20 : 48,015.30 = 20,336.60 : x
  2. Step 2: Convert to fraction form
    32,010.20/48,015.30 = 20,336.60/x
  3. Step 3: Cross multiply
    32,010.20x = 48,015.30 × 20,336.60
  4. Step 4: Simplify right side
    32,010.20x = 976,467,949.98
  5. Step 5: Solve for x
    x = 976,467,949.98/32,010.20
  6. Step 6: Final answer
    x = 30,504.90

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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.