Home / 14,568.39-20,103.88-8,195.10

Finding the Fourth Proportional to 14,568.39, 20,103.88 and 8,195.10

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Solution

The fourth proportional to 14,568.39, 20,103.88 and 8,195.10 is: 11,308.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,568.39 : 20,103.88 = 8,195.10 : x
  2. Step 2: Convert to fraction form
    14,568.39/20,103.88 = 8,195.10/x
  3. Step 3: Cross multiply
    14,568.39x = 20,103.88 × 8,195.10
  4. Step 4: Simplify right side
    14,568.39x = 164,753,266.01
  5. Step 5: Solve for x
    x = 164,753,266.01/14,568.39
  6. Step 6: Final answer
    x = 11,308.96

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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.