Home / 33,571.81-50,400.53-20,940.98

Finding the Fourth Proportional to 33,571.81, 50,400.53 and 20,940.98

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Solution

The fourth proportional to 33,571.81, 50,400.53 and 20,940.98 is: 31,438.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,571.81 : 50,400.53 = 20,940.98 : x
  2. Step 2: Convert to fraction form
    33,571.81/50,400.53 = 20,940.98/x
  3. Step 3: Cross multiply
    33,571.81x = 50,400.53 × 20,940.98
  4. Step 4: Simplify right side
    33,571.81x = 1,055,436,386.01
  5. Step 5: Solve for x
    x = 1,055,436,386.01/33,571.81
  6. Step 6: Final answer
    x = 31,438.18

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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.