Home / 23,722.53-35,589.95-12,620.09

Finding the Fourth Proportional to 23,722.53, 35,589.95 and 12,620.09

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Solution

The fourth proportional to 23,722.53, 35,589.95 and 12,620.09 is: 18,933.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,722.53 : 35,589.95 = 12,620.09 : x
  2. Step 2: Convert to fraction form
    23,722.53/35,589.95 = 12,620.09/x
  3. Step 3: Cross multiply
    23,722.53x = 35,589.95 × 12,620.09
  4. Step 4: Simplify right side
    23,722.53x = 449,148,131.05
  5. Step 5: Solve for x
    x = 449,148,131.05/23,722.53
  6. Step 6: Final answer
    x = 18,933.40

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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.