Home / 30,109.24-41,552.94-18,175.48

Finding the Fourth Proportional to 30,109.24, 41,552.94 and 18,175.48

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Solution

The fourth proportional to 30,109.24, 41,552.94 and 18,175.48 is: 25,083.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,109.24 : 41,552.94 = 18,175.48 : x
  2. Step 2: Convert to fraction form
    30,109.24/41,552.94 = 18,175.48/x
  3. Step 3: Cross multiply
    30,109.24x = 41,552.94 × 18,175.48
  4. Step 4: Simplify right side
    30,109.24x = 755,244,629.91
  5. Step 5: Solve for x
    x = 755,244,629.91/30,109.24
  6. Step 6: Final answer
    x = 25,083.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.