Home / 32,847.80-45,331.61-20,096.99

Finding the Fourth Proportional to 32,847.80, 45,331.61 and 20,096.99

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Solution

The fourth proportional to 32,847.80, 45,331.61 and 20,096.99 is: 27,734.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,847.80 : 45,331.61 = 20,096.99 : x
  2. Step 2: Convert to fraction form
    32,847.80/45,331.61 = 20,096.99/x
  3. Step 3: Cross multiply
    32,847.80x = 45,331.61 × 20,096.99
  4. Step 4: Simplify right side
    32,847.80x = 911,028,755.70
  5. Step 5: Solve for x
    x = 911,028,755.70/32,847.80
  6. Step 6: Final answer
    x = 27,734.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.