Home / 20,801.34-31,198.17-6,006.60

Finding the Fourth Proportional to 20,801.34, 31,198.17 and 6,006.60

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Solution

The fourth proportional to 20,801.34, 31,198.17 and 6,006.60 is: 9,008.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,801.34 : 31,198.17 = 6,006.60 : x
  2. Step 2: Convert to fraction form
    20,801.34/31,198.17 = 6,006.60/x
  3. Step 3: Cross multiply
    20,801.34x = 31,198.17 × 6,006.60
  4. Step 4: Simplify right side
    20,801.34x = 187,394,927.92
  5. Step 5: Solve for x
    x = 187,394,927.92/20,801.34
  6. Step 6: Final answer
    x = 9,008.79

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1.5x scale

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.