Home / 15,627.48-23,441.39-3,940.70

Finding the Fourth Proportional to 15,627.48, 23,441.39 and 3,940.70

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Solution

The fourth proportional to 15,627.48, 23,441.39 and 3,940.70 is: 5,911.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,627.48 : 23,441.39 = 3,940.70 : x
  2. Step 2: Convert to fraction form
    15,627.48/23,441.39 = 3,940.70/x
  3. Step 3: Cross multiply
    15,627.48x = 23,441.39 × 3,940.70
  4. Step 4: Simplify right side
    15,627.48x = 92,375,348.66
  5. Step 5: Solve for x
    x = 92,375,348.66/15,627.48
  6. Step 6: Final answer
    x = 5,911.08

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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.