Home / 30,791.22-46,181.97-13,018.20

Finding the Fourth Proportional to 30,791.22, 46,181.97 and 13,018.20

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Solution

The fourth proportional to 30,791.22, 46,181.97 and 13,018.20 is: 19,525.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,791.22 : 46,181.97 = 13,018.20 : x
  2. Step 2: Convert to fraction form
    30,791.22/46,181.97 = 13,018.20/x
  3. Step 3: Cross multiply
    30,791.22x = 46,181.97 × 13,018.20
  4. Step 4: Simplify right side
    30,791.22x = 601,206,121.85
  5. Step 5: Solve for x
    x = 601,206,121.85/30,791.22
  6. Step 6: Final answer
    x = 19,525.25

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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.