Home / 15,520.85-23,263.05-7,183.25

Finding the Fourth Proportional to 15,520.85, 23,263.05 and 7,183.25

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Solution

The fourth proportional to 15,520.85, 23,263.05 and 7,183.25 is: 10,766.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,520.85 : 23,263.05 = 7,183.25 : x
  2. Step 2: Convert to fraction form
    15,520.85/23,263.05 = 7,183.25/x
  3. Step 3: Cross multiply
    15,520.85x = 23,263.05 × 7,183.25
  4. Step 4: Simplify right side
    15,520.85x = 167,104,187.60
  5. Step 5: Solve for x
    x = 167,104,187.60/15,520.85
  6. Step 6: Final answer
    x = 10,766.44

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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.