Home / 15,627.15-23,440.50-3,940.29

Finding the Fourth Proportional to 15,627.15, 23,440.50 and 3,940.29

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Solution

The fourth proportional to 15,627.15, 23,440.50 and 3,940.29 is: 5,910.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,627.15 : 23,440.50 = 3,940.29 : x
  2. Step 2: Convert to fraction form
    15,627.15/23,440.50 = 3,940.29/x
  3. Step 3: Cross multiply
    15,627.15x = 23,440.50 × 3,940.29
  4. Step 4: Simplify right side
    15,627.15x = 92,362,367.75
  5. Step 5: Solve for x
    x = 92,362,367.75/15,627.15
  6. Step 6: Final answer
    x = 5,910.38

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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.