Home / 20,662.02-30,951.42-9,553.41

Finding the Fourth Proportional to 20,662.02, 30,951.42 and 9,553.41

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Solution

The fourth proportional to 20,662.02, 30,951.42 and 9,553.41 is: 14,310.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,662.02 : 30,951.42 = 9,553.41 : x
  2. Step 2: Convert to fraction form
    20,662.02/30,951.42 = 9,553.41/x
  3. Step 3: Cross multiply
    20,662.02x = 30,951.42 × 9,553.41
  4. Step 4: Simplify right side
    20,662.02x = 295,691,605.34
  5. Step 5: Solve for x
    x = 295,691,605.34/20,662.02
  6. Step 6: Final answer
    x = 14,310.88

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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.