Home / 33,271.98-49,883.36-20,121.42

Finding the Fourth Proportional to 33,271.98, 49,883.36 and 20,121.42

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Solution

The fourth proportional to 33,271.98, 49,883.36 and 20,121.42 is: 30,167.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,271.98 : 49,883.36 = 20,121.42 : x
  2. Step 2: Convert to fraction form
    33,271.98/49,883.36 = 20,121.42/x
  3. Step 3: Cross multiply
    33,271.98x = 49,883.36 × 20,121.42
  4. Step 4: Simplify right side
    33,271.98x = 1,003,724,249.79
  5. Step 5: Solve for x
    x = 1,003,724,249.79/33,271.98
  6. Step 6: Final answer
    x = 30,167.26

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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.