Home / 36,313.60-50,114.56-20,403.04

Finding the Fourth Proportional to 36,313.60, 50,114.56 and 20,403.04

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Solution

The fourth proportional to 36,313.60, 50,114.56 and 20,403.04 is: 28,157.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,313.60 : 50,114.56 = 20,403.04 : x
  2. Step 2: Convert to fraction form
    36,313.60/50,114.56 = 20,403.04/x
  3. Step 3: Cross multiply
    36,313.60x = 50,114.56 × 20,403.04
  4. Step 4: Simplify right side
    36,313.60x = 1,022,489,372.26
  5. Step 5: Solve for x
    x = 1,022,489,372.26/36,313.60
  6. Step 6: Final answer
    x = 28,157.20

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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.