Home / 36,309.10-50,105.01-21,202.60

Finding the Fourth Proportional to 36,309.10, 50,105.01 and 21,202.60

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Solution

The fourth proportional to 36,309.10, 50,105.01 and 21,202.60 is: 29,258.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,309.10 : 50,105.01 = 21,202.60 : x
  2. Step 2: Convert to fraction form
    36,309.10/50,105.01 = 21,202.60/x
  3. Step 3: Cross multiply
    36,309.10x = 50,105.01 × 21,202.60
  4. Step 4: Simplify right side
    36,309.10x = 1,062,356,485.03
  5. Step 5: Solve for x
    x = 1,062,356,485.03/36,309.10
  6. Step 6: Final answer
    x = 29,258.68

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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.