Home / 33,313.50-45,992.64-20,755.26

Finding the Fourth Proportional to 33,313.50, 45,992.64 and 20,755.26

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Solution

The fourth proportional to 33,313.50, 45,992.64 and 20,755.26 is: 28,654.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,313.50 : 45,992.64 = 20,755.26 : x
  2. Step 2: Convert to fraction form
    33,313.50/45,992.64 = 20,755.26/x
  3. Step 3: Cross multiply
    33,313.50x = 45,992.64 × 20,755.26
  4. Step 4: Simplify right side
    33,313.50x = 954,589,201.29
  5. Step 5: Solve for x
    x = 954,589,201.29/33,313.50
  6. Step 6: Final answer
    x = 28,654.73

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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.