Home / 20,818.59-31,223.03-6,023.54

Finding the Fourth Proportional to 20,818.59, 31,223.03 and 6,023.54

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Solution

The fourth proportional to 20,818.59, 31,223.03 and 6,023.54 is: 9,033.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,818.59 : 31,223.03 = 6,023.54 : x
  2. Step 2: Convert to fraction form
    20,818.59/31,223.03 = 6,023.54/x
  3. Step 3: Cross multiply
    20,818.59x = 31,223.03 × 6,023.54
  4. Step 4: Simplify right side
    20,818.59x = 188,072,983.89
  5. Step 5: Solve for x
    x = 188,072,983.89/20,818.59
  6. Step 6: Final answer
    x = 9,033.90

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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.