Home / 20,997.63-31,496.24-6,206.83

Finding the Fourth Proportional to 20,997.63, 31,496.24 and 6,206.83

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Solution

The fourth proportional to 20,997.63, 31,496.24 and 6,206.83 is: 9,310.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,997.63 : 31,496.24 = 6,206.83 : x
  2. Step 2: Convert to fraction form
    20,997.63/31,496.24 = 6,206.83/x
  3. Step 3: Cross multiply
    20,997.63x = 31,496.24 × 6,206.83
  4. Step 4: Simplify right side
    20,997.63x = 195,491,744.10
  5. Step 5: Solve for x
    x = 195,491,744.10/20,997.63
  6. Step 6: Final answer
    x = 9,310.18

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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.