Home / 36,770.15-50,745.33-20,855.64

Finding the Fourth Proportional to 36,770.15, 50,745.33 and 20,855.64

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Solution

The fourth proportional to 36,770.15, 50,745.33 and 20,855.64 is: 28,782.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,770.15 : 50,745.33 = 20,855.64 : x
  2. Step 2: Convert to fraction form
    36,770.15/50,745.33 = 20,855.64/x
  3. Step 3: Cross multiply
    36,770.15x = 50,745.33 × 20,855.64
  4. Step 4: Simplify right side
    36,770.15x = 1,058,326,334.16
  5. Step 5: Solve for x
    x = 1,058,326,334.16/36,770.15
  6. Step 6: Final answer
    x = 28,782.22

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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.