Home / 20,846.36-31,274.22-6,995

Finding the Fourth Proportional to 20,846.36, 31,274.22 and 6,995

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Solution

The fourth proportional to 20,846.36, 31,274.22 and 6,995 is: 10,494.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,846.36 : 31,274.22 = 6,995 : x
  2. Step 2: Convert to fraction form
    20,846.36/31,274.22 = 6,995/x
  3. Step 3: Cross multiply
    20,846.36x = 31,274.22 × 6,995
  4. Step 4: Simplify right side
    20,846.36x = 218,763,168.90
  5. Step 5: Solve for x
    x = 218,763,168.90/20,846.36
  6. Step 6: Final answer
    x = 10,494.07

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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.