Home / 34,701.87-51,992.33-20,820.27

Finding the Fourth Proportional to 34,701.87, 51,992.33 and 20,820.27

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Solution

The fourth proportional to 34,701.87, 51,992.33 and 20,820.27 is: 31,194.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,701.87 : 51,992.33 = 20,820.27 : x
  2. Step 2: Convert to fraction form
    34,701.87/51,992.33 = 20,820.27/x
  3. Step 3: Cross multiply
    34,701.87x = 51,992.33 × 20,820.27
  4. Step 4: Simplify right side
    34,701.87x = 1,082,494,244.43
  5. Step 5: Solve for x
    x = 1,082,494,244.43/34,701.87
  6. Step 6: Final answer
    x = 31,194.12

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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.