Home / 33,558.40-50,305.60-12,492.80

Finding the Fourth Proportional to 33,558.40, 50,305.60 and 12,492.80

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Solution

The fourth proportional to 33,558.40, 50,305.60 and 12,492.80 is: 18,727.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,558.40 : 50,305.60 = 12,492.80 : x
  2. Step 2: Convert to fraction form
    33,558.40/50,305.60 = 12,492.80/x
  3. Step 3: Cross multiply
    33,558.40x = 50,305.60 × 12,492.80
  4. Step 4: Simplify right side
    33,558.40x = 628,457,799.68
  5. Step 5: Solve for x
    x = 628,457,799.68/33,558.40
  6. Step 6: Final answer
    x = 18,727.29

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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.