Home / 33,019.50-45,516.52-20,249.04

Finding the Fourth Proportional to 33,019.50, 45,516.52 and 20,249.04

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Solution

The fourth proportional to 33,019.50, 45,516.52 and 20,249.04 is: 27,912.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,019.50 : 45,516.52 = 20,249.04 : x
  2. Step 2: Convert to fraction form
    33,019.50/45,516.52 = 20,249.04/x
  3. Step 3: Cross multiply
    33,019.50x = 45,516.52 × 20,249.04
  4. Step 4: Simplify right side
    33,019.50x = 921,665,834.14
  5. Step 5: Solve for x
    x = 921,665,834.14/33,019.50
  6. Step 6: Final answer
    x = 27,912.77

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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.