Home / 23,268.28-32,103.12-13,196.20

Finding the Fourth Proportional to 23,268.28, 32,103.12 and 13,196.20

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Solution

The fourth proportional to 23,268.28, 32,103.12 and 13,196.20 is: 18,206.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,268.28 : 32,103.12 = 13,196.20 : x
  2. Step 2: Convert to fraction form
    23,268.28/32,103.12 = 13,196.20/x
  3. Step 3: Cross multiply
    23,268.28x = 32,103.12 × 13,196.20
  4. Step 4: Simplify right side
    23,268.28x = 423,639,192.14
  5. Step 5: Solve for x
    x = 423,639,192.14/23,268.28
  6. Step 6: Final answer
    x = 18,206.73

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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.