Home / 33,333.28-49,999.92-13,351.76

Finding the Fourth Proportional to 33,333.28, 49,999.92 and 13,351.76

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Solution

The fourth proportional to 33,333.28, 49,999.92 and 13,351.76 is: 20,027.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,333.28 : 49,999.92 = 13,351.76 : x
  2. Step 2: Convert to fraction form
    33,333.28/49,999.92 = 13,351.76/x
  3. Step 3: Cross multiply
    33,333.28x = 49,999.92 × 13,351.76
  4. Step 4: Simplify right side
    33,333.28x = 667,586,931.86
  5. Step 5: Solve for x
    x = 667,586,931.86/33,333.28
  6. Step 6: Final answer
    x = 20,027.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.