Home / 23,480.89-35,245.94-12,384.60

Finding the Fourth Proportional to 23,480.89, 35,245.94 and 12,384.60

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Solution

The fourth proportional to 23,480.89, 35,245.94 and 12,384.60 is: 18,589.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,480.89 : 35,245.94 = 12,384.60 : x
  2. Step 2: Convert to fraction form
    23,480.89/35,245.94 = 12,384.60/x
  3. Step 3: Cross multiply
    23,480.89x = 35,245.94 × 12,384.60
  4. Step 4: Simplify right side
    23,480.89x = 436,506,674.43
  5. Step 5: Solve for x
    x = 436,506,674.43/23,480.89
  6. Step 6: Final answer
    x = 18,589.87

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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.