Home / 35,745.23-49,334.33-19,834.80

Finding the Fourth Proportional to 35,745.23, 49,334.33 and 19,834.80

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Solution

The fourth proportional to 35,745.23, 49,334.33 and 19,834.80 is: 27,375.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,745.23 : 49,334.33 = 19,834.80 : x
  2. Step 2: Convert to fraction form
    35,745.23/49,334.33 = 19,834.80/x
  3. Step 3: Cross multiply
    35,745.23x = 49,334.33 × 19,834.80
  4. Step 4: Simplify right side
    35,745.23x = 978,536,469.51
  5. Step 5: Solve for x
    x = 978,536,469.51/35,745.23
  6. Step 6: Final answer
    x = 27,375.31

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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.