Home / 20,834.70-31,244.46-6,040.56

Finding the Fourth Proportional to 20,834.70, 31,244.46 and 6,040.56

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Solution

The fourth proportional to 20,834.70, 31,244.46 and 6,040.56 is: 9,058.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,834.70 : 31,244.46 = 6,040.56 : x
  2. Step 2: Convert to fraction form
    20,834.70/31,244.46 = 6,040.56/x
  3. Step 3: Cross multiply
    20,834.70x = 31,244.46 × 6,040.56
  4. Step 4: Simplify right side
    20,834.70x = 188,734,035.30
  5. Step 5: Solve for x
    x = 188,734,035.30/20,834.70
  6. Step 6: Final answer
    x = 9,058.64

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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.