Home / 33,311.16-49,942.04-20,160.41

Finding the Fourth Proportional to 33,311.16, 49,942.04 and 20,160.41

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Solution

The fourth proportional to 33,311.16, 49,942.04 and 20,160.41 is: 30,225.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,311.16 : 49,942.04 = 20,160.41 : x
  2. Step 2: Convert to fraction form
    33,311.16/49,942.04 = 20,160.41/x
  3. Step 3: Cross multiply
    33,311.16x = 49,942.04 × 20,160.41
  4. Step 4: Simplify right side
    33,311.16x = 1,006,851,652.12
  5. Step 5: Solve for x
    x = 1,006,851,652.12/33,311.16
  6. Step 6: Final answer
    x = 30,225.66

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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.