Home / 33,268.44-45,910.13-20,516.52

Finding the Fourth Proportional to 33,268.44, 45,910.13 and 20,516.52

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Solution

The fourth proportional to 33,268.44, 45,910.13 and 20,516.52 is: 28,312.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,268.44 : 45,910.13 = 20,516.52 : x
  2. Step 2: Convert to fraction form
    33,268.44/45,910.13 = 20,516.52/x
  3. Step 3: Cross multiply
    33,268.44x = 45,910.13 × 20,516.52
  4. Step 4: Simplify right side
    33,268.44x = 941,915,997.77
  5. Step 5: Solve for x
    x = 941,915,997.77/33,268.44
  6. Step 6: Final answer
    x = 28,312.60

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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.