Home / 69,942.03-104,914.05-20,022.16

Finding the Fourth Proportional to 69,942.03, 104,914.05 and 20,022.16

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Solution

The fourth proportional to 69,942.03, 104,914.05 and 20,022.16 is: 30,033.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,942.03 : 104,914.05 = 20,022.16 : x
  2. Step 2: Convert to fraction form
    69,942.03/104,914.05 = 20,022.16/x
  3. Step 3: Cross multiply
    69,942.03x = 104,914.05 × 20,022.16
  4. Step 4: Simplify right side
    69,942.03x = 2,100,605,895.35
  5. Step 5: Solve for x
    x = 2,100,605,895.35/69,942.03
  6. Step 6: Final answer
    x = 30,033.53

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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.