Home / 36,550.13-50,439.30-19,783.13

Finding the Fourth Proportional to 36,550.13, 50,439.30 and 19,783.13

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Solution

The fourth proportional to 36,550.13, 50,439.30 and 19,783.13 is: 27,300.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,550.13 : 50,439.30 = 19,783.13 : x
  2. Step 2: Convert to fraction form
    36,550.13/50,439.30 = 19,783.13/x
  3. Step 3: Cross multiply
    36,550.13x = 50,439.30 × 19,783.13
  4. Step 4: Simplify right side
    36,550.13x = 997,847,229.01
  5. Step 5: Solve for x
    x = 997,847,229.01/36,550.13
  6. Step 6: Final answer
    x = 27,300.78

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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.