Home / 40,004.16-55,208.97-22,100.73

Finding the Fourth Proportional to 40,004.16, 55,208.97 and 22,100.73

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Solution

The fourth proportional to 40,004.16, 55,208.97 and 22,100.73 is: 30,500.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,004.16 : 55,208.97 = 22,100.73 : x
  2. Step 2: Convert to fraction form
    40,004.16/55,208.97 = 22,100.73/x
  3. Step 3: Cross multiply
    40,004.16x = 55,208.97 × 22,100.73
  4. Step 4: Simplify right side
    40,004.16x = 1,220,158,539.55
  5. Step 5: Solve for x
    x = 1,220,158,539.55/40,004.16
  6. Step 6: Final answer
    x = 30,500.79

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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.