Home / 40,042.44-55,260.18-22,137.48

Finding the Fourth Proportional to 40,042.44, 55,260.18 and 22,137.48

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Solution

The fourth proportional to 40,042.44, 55,260.18 and 22,137.48 is: 30,550.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,042.44 : 55,260.18 = 22,137.48 : x
  2. Step 2: Convert to fraction form
    40,042.44/55,260.18 = 22,137.48/x
  3. Step 3: Cross multiply
    40,042.44x = 55,260.18 × 22,137.48
  4. Step 4: Simplify right side
    40,042.44x = 1,223,321,129.55
  5. Step 5: Solve for x
    x = 1,223,321,129.55/40,042.44
  6. Step 6: Final answer
    x = 30,550.61

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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.