Home / 40,150.43-55,406.86-22,245.37

Finding the Fourth Proportional to 40,150.43, 55,406.86 and 22,245.37

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Solution

The fourth proportional to 40,150.43, 55,406.86 and 22,245.37 is: 30,698.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,150.43 : 55,406.86 = 22,245.37 : x
  2. Step 2: Convert to fraction form
    40,150.43/55,406.86 = 22,245.37/x
  3. Step 3: Cross multiply
    40,150.43x = 55,406.86 × 22,245.37
  4. Step 4: Simplify right side
    40,150.43x = 1,232,546,101.24
  5. Step 5: Solve for x
    x = 1,232,546,101.24/40,150.43
  6. Step 6: Final answer
    x = 30,698.20

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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.