Home / 15,334.20-22,986.90-12,000.60

Finding the Fourth Proportional to 15,334.20, 22,986.90 and 12,000.60

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Solution

The fourth proportional to 15,334.20, 22,986.90 and 12,000.60 is: 17,989.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,334.20 : 22,986.90 = 12,000.60 : x
  2. Step 2: Convert to fraction form
    15,334.20/22,986.90 = 12,000.60/x
  3. Step 3: Cross multiply
    15,334.20x = 22,986.90 × 12,000.60
  4. Step 4: Simplify right side
    15,334.20x = 275,856,592.14
  5. Step 5: Solve for x
    x = 275,856,592.14/15,334.20
  6. Step 6: Final answer
    x = 17,989.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.