Home / 33,433.24-50,116.09-20,962.02

Finding the Fourth Proportional to 33,433.24, 50,116.09 and 20,962.02

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Solution

The fourth proportional to 33,433.24, 50,116.09 and 20,962.02 is: 31,421.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,433.24 : 50,116.09 = 20,962.02 : x
  2. Step 2: Convert to fraction form
    33,433.24/50,116.09 = 20,962.02/x
  3. Step 3: Cross multiply
    33,433.24x = 50,116.09 × 20,962.02
  4. Step 4: Simplify right side
    33,433.24x = 1,050,534,480.90
  5. Step 5: Solve for x
    x = 1,050,534,480.90/33,433.24
  6. Step 6: Final answer
    x = 31,421.86

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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.