Home / 23,620.40-35,344.20-21,546.80

Finding the Fourth Proportional to 23,620.40, 35,344.20 and 21,546.80

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Solution

The fourth proportional to 23,620.40, 35,344.20 and 21,546.80 is: 32,241.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,620.40 : 35,344.20 = 21,546.80 : x
  2. Step 2: Convert to fraction form
    23,620.40/35,344.20 = 21,546.80/x
  3. Step 3: Cross multiply
    23,620.40x = 35,344.20 × 21,546.80
  4. Step 4: Simplify right side
    23,620.40x = 761,554,408.56
  5. Step 5: Solve for x
    x = 761,554,408.56/23,620.40
  6. Step 6: Final answer
    x = 32,241.38

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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.