Home / 23,308.20-32,164.20-12,697.80

Finding the Fourth Proportional to 23,308.20, 32,164.20 and 12,697.80

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Solution

The fourth proportional to 23,308.20, 32,164.20 and 12,697.80 is: 17,522.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,308.20 : 32,164.20 = 12,697.80 : x
  2. Step 2: Convert to fraction form
    23,308.20/32,164.20 = 12,697.80/x
  3. Step 3: Cross multiply
    23,308.20x = 32,164.20 × 12,697.80
  4. Step 4: Simplify right side
    23,308.20x = 408,414,578.76
  5. Step 5: Solve for x
    x = 408,414,578.76/23,308.20
  6. Step 6: Final answer
    x = 17,522.36

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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.