Home / 13,546.95-20,321.33-5,227.03

Finding the Fourth Proportional to 13,546.95, 20,321.33 and 5,227.03

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Solution

The fourth proportional to 13,546.95, 20,321.33 and 5,227.03 is: 7,840.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,546.95 : 20,321.33 = 5,227.03 : x
  2. Step 2: Convert to fraction form
    13,546.95/20,321.33 = 5,227.03/x
  3. Step 3: Cross multiply
    13,546.95x = 20,321.33 × 5,227.03
  4. Step 4: Simplify right side
    13,546.95x = 106,220,230.22
  5. Step 5: Solve for x
    x = 106,220,230.22/13,546.95
  6. Step 6: Final answer
    x = 7,840.90

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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.