Home / 33,847.20-50,756.83-12,783.66

Finding the Fourth Proportional to 33,847.20, 50,756.83 and 12,783.66

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Solution

The fourth proportional to 33,847.20, 50,756.83 and 12,783.66 is: 19,170.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,847.20 : 50,756.83 = 12,783.66 : x
  2. Step 2: Convert to fraction form
    33,847.20/50,756.83 = 12,783.66/x
  3. Step 3: Cross multiply
    33,847.20x = 50,756.83 × 12,783.66
  4. Step 4: Simplify right side
    33,847.20x = 648,857,835.10
  5. Step 5: Solve for x
    x = 648,857,835.10/33,847.20
  6. Step 6: Final answer
    x = 19,170.21

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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.