Home / 14,522.20-20,040.26-8,234.60

Finding the Fourth Proportional to 14,522.20, 20,040.26 and 8,234.60

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Solution

The fourth proportional to 14,522.20, 20,040.26 and 8,234.60 is: 11,363.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,522.20 : 20,040.26 = 8,234.60 : x
  2. Step 2: Convert to fraction form
    14,522.20/20,040.26 = 8,234.60/x
  3. Step 3: Cross multiply
    14,522.20x = 20,040.26 × 8,234.60
  4. Step 4: Simplify right side
    14,522.20x = 165,023,525.00
  5. Step 5: Solve for x
    x = 165,023,525.00/14,522.20
  6. Step 6: Final answer
    x = 11,363.53

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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.