Home / 40,431.44-55,796.80-22,527.54

Finding the Fourth Proportional to 40,431.44, 55,796.80 and 22,527.54

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Solution

The fourth proportional to 40,431.44, 55,796.80 and 22,527.54 is: 31,088.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,431.44 : 55,796.80 = 22,527.54 : x
  2. Step 2: Convert to fraction form
    40,431.44/55,796.80 = 22,527.54/x
  3. Step 3: Cross multiply
    40,431.44x = 55,796.80 × 22,527.54
  4. Step 4: Simplify right side
    40,431.44x = 1,256,964,643.87
  5. Step 5: Solve for x
    x = 1,256,964,643.87/40,431.44
  6. Step 6: Final answer
    x = 31,088.79

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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.