Home / 40,180.49-55,450.42-22,274.43

Finding the Fourth Proportional to 40,180.49, 55,450.42 and 22,274.43

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Solution

The fourth proportional to 40,180.49, 55,450.42 and 22,274.43 is: 30,739.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,180.49 : 55,450.42 = 22,274.43 : x
  2. Step 2: Convert to fraction form
    40,180.49/55,450.42 = 22,274.43/x
  3. Step 3: Cross multiply
    40,180.49x = 55,450.42 × 22,274.43
  4. Step 4: Simplify right side
    40,180.49x = 1,235,126,360.43
  5. Step 5: Solve for x
    x = 1,235,126,360.43/40,180.49
  6. Step 6: Final answer
    x = 30,739.46

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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.