Home / 40,351.04-55,685.82-22,202.54

Finding the Fourth Proportional to 40,351.04, 55,685.82 and 22,202.54

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Solution

The fourth proportional to 40,351.04, 55,685.82 and 22,202.54 is: 30,640.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,351.04 : 55,685.82 = 22,202.54 : x
  2. Step 2: Convert to fraction form
    40,351.04/55,685.82 = 22,202.54/x
  3. Step 3: Cross multiply
    40,351.04x = 55,685.82 × 22,202.54
  4. Step 4: Simplify right side
    40,351.04x = 1,236,366,645.98
  5. Step 5: Solve for x
    x = 1,236,366,645.98/40,351.04
  6. Step 6: Final answer
    x = 30,640.27

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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.