Home / 14,406.13-21,609.20-6,198.13

Finding the Fourth Proportional to 14,406.13, 21,609.20 and 6,198.13

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Solution

The fourth proportional to 14,406.13, 21,609.20 and 6,198.13 is: 9,297.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,406.13 : 21,609.20 = 6,198.13 : x
  2. Step 2: Convert to fraction form
    14,406.13/21,609.20 = 6,198.13/x
  3. Step 3: Cross multiply
    14,406.13x = 21,609.20 × 6,198.13
  4. Step 4: Simplify right side
    14,406.13x = 133,936,630.80
  5. Step 5: Solve for x
    x = 133,936,630.80/14,406.13
  6. Step 6: Final answer
    x = 9,297.20

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Similar ratio
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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.