Home / 12,629.82-18,933.93-4,844.22

Finding the Fourth Proportional to 12,629.82, 18,933.93 and 4,844.22

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Solution

The fourth proportional to 12,629.82, 18,933.93 and 4,844.22 is: 7,262.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,629.82 : 18,933.93 = 4,844.22 : x
  2. Step 2: Convert to fraction form
    12,629.82/18,933.93 = 4,844.22/x
  3. Step 3: Cross multiply
    12,629.82x = 18,933.93 × 4,844.22
  4. Step 4: Simplify right side
    12,629.82x = 91,720,122.38
  5. Step 5: Solve for x
    x = 91,720,122.38/12,629.82
  6. Step 6: Final answer
    x = 7,262.19

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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.