Home / 23,540.28-32,483.66-12,930.44

Finding the Fourth Proportional to 23,540.28, 32,483.66 and 12,930.44

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Solution

The fourth proportional to 23,540.28, 32,483.66 and 12,930.44 is: 17,842.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,540.28 : 32,483.66 = 12,930.44 : x
  2. Step 2: Convert to fraction form
    23,540.28/32,483.66 = 12,930.44/x
  3. Step 3: Cross multiply
    23,540.28x = 32,483.66 × 12,930.44
  4. Step 4: Simplify right side
    23,540.28x = 420,028,016.61
  5. Step 5: Solve for x
    x = 420,028,016.61/23,540.28
  6. Step 6: Final answer
    x = 17,842.95

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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.