Home / 15,647.05-23,470.59-3,960.27

Finding the Fourth Proportional to 15,647.05, 23,470.59 and 3,960.27

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Solution

The fourth proportional to 15,647.05, 23,470.59 and 3,960.27 is: 5,940.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,647.05 : 23,470.59 = 3,960.27 : x
  2. Step 2: Convert to fraction form
    15,647.05/23,470.59 = 3,960.27/x
  3. Step 3: Cross multiply
    15,647.05x = 23,470.59 × 3,960.27
  4. Step 4: Simplify right side
    15,647.05x = 92,949,873.46
  5. Step 5: Solve for x
    x = 92,949,873.46/15,647.05
  6. Step 6: Final answer
    x = 5,940.41

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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.