Home / 14,635.69-20,195.09-8,583.64

Finding the Fourth Proportional to 14,635.69, 20,195.09 and 8,583.64

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Solution

The fourth proportional to 14,635.69, 20,195.09 and 8,583.64 is: 11,844.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,635.69 : 20,195.09 = 8,583.64 : x
  2. Step 2: Convert to fraction form
    14,635.69/20,195.09 = 8,583.64/x
  3. Step 3: Cross multiply
    14,635.69x = 20,195.09 × 8,583.64
  4. Step 4: Simplify right side
    14,635.69x = 173,347,396.84
  5. Step 5: Solve for x
    x = 173,347,396.84/14,635.69
  6. Step 6: Final answer
    x = 11,844.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.