Home / 13,932.27-20,887.41-6,907.44

Finding the Fourth Proportional to 13,932.27, 20,887.41 and 6,907.44

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Solution

The fourth proportional to 13,932.27, 20,887.41 and 6,907.44 is: 10,355.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,932.27 : 20,887.41 = 6,907.44 : x
  2. Step 2: Convert to fraction form
    13,932.27/20,887.41 = 6,907.44/x
  3. Step 3: Cross multiply
    13,932.27x = 20,887.41 × 6,907.44
  4. Step 4: Simplify right side
    13,932.27x = 144,278,531.33
  5. Step 5: Solve for x
    x = 144,278,531.33/13,932.27
  6. Step 6: Final answer
    x = 10,355.71

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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.