Home / 33,242.00-45,869.84-20,327.76

Finding the Fourth Proportional to 33,242.00, 45,869.84 and 20,327.76

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Solution

The fourth proportional to 33,242.00, 45,869.84 and 20,327.76 is: 28,049.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,242.00 : 45,869.84 = 20,327.76 : x
  2. Step 2: Convert to fraction form
    33,242.00/45,869.84 = 20,327.76/x
  3. Step 3: Cross multiply
    33,242.00x = 45,869.84 × 20,327.76
  4. Step 4: Simplify right side
    33,242.00x = 932,430,997.12
  5. Step 5: Solve for x
    x = 932,430,997.12/33,242.00
  6. Step 6: Final answer
    x = 28,049.79

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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.