Home / 36,520.27-50,399.48-20,604.64

Finding the Fourth Proportional to 36,520.27, 50,399.48 and 20,604.64

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Solution

The fourth proportional to 36,520.27, 50,399.48 and 20,604.64 is: 28,435.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,520.27 : 50,399.48 = 20,604.64 : x
  2. Step 2: Convert to fraction form
    36,520.27/50,399.48 = 20,604.64/x
  3. Step 3: Cross multiply
    36,520.27x = 50,399.48 × 20,604.64
  4. Step 4: Simplify right side
    36,520.27x = 1,038,463,038.56
  5. Step 5: Solve for x
    x = 1,038,463,038.56/36,520.27
  6. Step 6: Final answer
    x = 28,435.25

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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.