Home / 20,884.82-31,324.05-6,846.32

Finding the Fourth Proportional to 20,884.82, 31,324.05 and 6,846.32

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Solution

The fourth proportional to 20,884.82, 31,324.05 and 6,846.32 is: 10,268.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,884.82 : 31,324.05 = 6,846.32 : x
  2. Step 2: Convert to fraction form
    20,884.82/31,324.05 = 6,846.32/x
  3. Step 3: Cross multiply
    20,884.82x = 31,324.05 × 6,846.32
  4. Step 4: Simplify right side
    20,884.82x = 214,454,470.00
  5. Step 5: Solve for x
    x = 214,454,470.00/20,884.82
  6. Step 6: Final answer
    x = 10,268.44

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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.