Home / 33,251.94-45,887.37-20,500.02

Finding the Fourth Proportional to 33,251.94, 45,887.37 and 20,500.02

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Solution

The fourth proportional to 33,251.94, 45,887.37 and 20,500.02 is: 28,289.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,251.94 : 45,887.37 = 20,500.02 : x
  2. Step 2: Convert to fraction form
    33,251.94/45,887.37 = 20,500.02/x
  3. Step 3: Cross multiply
    33,251.94x = 45,887.37 × 20,500.02
  4. Step 4: Simplify right side
    33,251.94x = 940,692,002.75
  5. Step 5: Solve for x
    x = 940,692,002.75/33,251.94
  6. Step 6: Final answer
    x = 28,289.84

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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.