Home / 40,550.96-55,954.80-22,643.69

Finding the Fourth Proportional to 40,550.96, 55,954.80 and 22,643.69

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Solution

The fourth proportional to 40,550.96, 55,954.80 and 22,643.69 is: 31,245.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,550.96 : 55,954.80 = 22,643.69 : x
  2. Step 2: Convert to fraction form
    40,550.96/55,954.80 = 22,643.69/x
  3. Step 3: Cross multiply
    40,550.96x = 55,954.80 × 22,643.69
  4. Step 4: Simplify right side
    40,550.96x = 1,267,022,865.44
  5. Step 5: Solve for x
    x = 1,267,022,865.44/40,550.96
  6. Step 6: Final answer
    x = 31,245.20

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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.