Home / 39,216.49-54,120.83-22,224.03

Finding the Fourth Proportional to 39,216.49, 54,120.83 and 22,224.03

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Solution

The fourth proportional to 39,216.49, 54,120.83 and 22,224.03 is: 30,670.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,216.49 : 54,120.83 = 22,224.03 : x
  2. Step 2: Convert to fraction form
    39,216.49/54,120.83 = 22,224.03/x
  3. Step 3: Cross multiply
    39,216.49x = 54,120.83 × 22,224.03
  4. Step 4: Simplify right side
    39,216.49x = 1,202,782,949.54
  5. Step 5: Solve for x
    x = 1,202,782,949.54/39,216.49
  6. Step 6: Final answer
    x = 30,670.34

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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.