Home / 36,695.44-50,640.15-20,779.48

Finding the Fourth Proportional to 36,695.44, 50,640.15 and 20,779.48

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Solution

The fourth proportional to 36,695.44, 50,640.15 and 20,779.48 is: 28,675.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,695.44 : 50,640.15 = 20,779.48 : x
  2. Step 2: Convert to fraction form
    36,695.44/50,640.15 = 20,779.48/x
  3. Step 3: Cross multiply
    36,695.44x = 50,640.15 × 20,779.48
  4. Step 4: Simplify right side
    36,695.44x = 1,052,275,984.12
  5. Step 5: Solve for x
    x = 1,052,275,984.12/36,695.44
  6. Step 6: Final answer
    x = 28,675.93

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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.