Home / 36,774.28-50,745.58-20,861.29

Finding the Fourth Proportional to 36,774.28, 50,745.58 and 20,861.29

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Solution

The fourth proportional to 36,774.28, 50,745.58 and 20,861.29 is: 28,786.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,774.28 : 50,745.58 = 20,861.29 : x
  2. Step 2: Convert to fraction form
    36,774.28/50,745.58 = 20,861.29/x
  3. Step 3: Cross multiply
    36,774.28x = 50,745.58 × 20,861.29
  4. Step 4: Simplify right side
    36,774.28x = 1,058,618,260.60
  5. Step 5: Solve for x
    x = 1,058,618,260.60/36,774.28
  6. Step 6: Final answer
    x = 28,786.92

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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.