Home / 13,809.07-20,716.44-4,450.33

Finding the Fourth Proportional to 13,809.07, 20,716.44 and 4,450.33

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Solution

The fourth proportional to 13,809.07, 20,716.44 and 4,450.33 is: 6,676.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,809.07 : 20,716.44 = 4,450.33 : x
  2. Step 2: Convert to fraction form
    13,809.07/20,716.44 = 4,450.33/x
  3. Step 3: Cross multiply
    13,809.07x = 20,716.44 × 4,450.33
  4. Step 4: Simplify right side
    13,809.07x = 92,194,994.43
  5. Step 5: Solve for x
    x = 92,194,994.43/13,809.07
  6. Step 6: Final answer
    x = 6,676.41

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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.