Home / 20,701.44-31,052.57-5,910.84

Finding the Fourth Proportional to 20,701.44, 31,052.57 and 5,910.84

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Solution

The fourth proportional to 20,701.44, 31,052.57 and 5,910.84 is: 8,866.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,701.44 : 31,052.57 = 5,910.84 : x
  2. Step 2: Convert to fraction form
    20,701.44/31,052.57 = 5,910.84/x
  3. Step 3: Cross multiply
    20,701.44x = 31,052.57 × 5,910.84
  4. Step 4: Simplify right side
    20,701.44x = 183,546,743.30
  5. Step 5: Solve for x
    x = 183,546,743.30/20,701.44
  6. Step 6: Final answer
    x = 8,866.38

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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.