Home / 14,162.25-21,243.38-6,744.22

Finding the Fourth Proportional to 14,162.25, 21,243.38 and 6,744.22

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Solution

The fourth proportional to 14,162.25, 21,243.38 and 6,744.22 is: 10,116.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,162.25 : 21,243.38 = 6,744.22 : x
  2. Step 2: Convert to fraction form
    14,162.25/21,243.38 = 6,744.22/x
  3. Step 3: Cross multiply
    14,162.25x = 21,243.38 × 6,744.22
  4. Step 4: Simplify right side
    14,162.25x = 143,269,994.54
  5. Step 5: Solve for x
    x = 143,269,994.54/14,162.25
  6. Step 6: Final answer
    x = 10,116.33

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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.