Home / 15,694.70-23,520.18-11,794.55

Finding the Fourth Proportional to 15,694.70, 23,520.18 and 11,794.55

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Solution

The fourth proportional to 15,694.70, 23,520.18 and 11,794.55 is: 17,675.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,694.70 : 23,520.18 = 11,794.55 : x
  2. Step 2: Convert to fraction form
    15,694.70/23,520.18 = 11,794.55/x
  3. Step 3: Cross multiply
    15,694.70x = 23,520.18 × 11,794.55
  4. Step 4: Simplify right side
    15,694.70x = 277,409,939.02
  5. Step 5: Solve for x
    x = 277,409,939.02/15,694.70
  6. Step 6: Final answer
    x = 17,675.39

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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.