Home / 23,122.37-34,692.79-13,766.80

Finding the Fourth Proportional to 23,122.37, 34,692.79 and 13,766.80

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Solution

The fourth proportional to 23,122.37, 34,692.79 and 13,766.80 is: 20,655.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,122.37 : 34,692.79 = 13,766.80 : x
  2. Step 2: Convert to fraction form
    23,122.37/34,692.79 = 13,766.80/x
  3. Step 3: Cross multiply
    23,122.37x = 34,692.79 × 13,766.80
  4. Step 4: Simplify right side
    23,122.37x = 477,608,701.37
  5. Step 5: Solve for x
    x = 477,608,701.37/23,122.37
  6. Step 6: Final answer
    x = 20,655.70

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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.