Home / 33,783.70-50,606.36-18,961.50

Finding the Fourth Proportional to 33,783.70, 50,606.36 and 18,961.50

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Solution

The fourth proportional to 33,783.70, 50,606.36 and 18,961.50 is: 28,403.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,783.70 : 50,606.36 = 18,961.50 : x
  2. Step 2: Convert to fraction form
    33,783.70/50,606.36 = 18,961.50/x
  3. Step 3: Cross multiply
    33,783.70x = 50,606.36 × 18,961.50
  4. Step 4: Simplify right side
    33,783.70x = 959,572,147.30
  5. Step 5: Solve for x
    x = 959,572,147.30/33,783.70
  6. Step 6: Final answer
    x = 28,403.41

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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.