Home / 40,565.37-55,979.94-22,660.22

Finding the Fourth Proportional to 40,565.37, 55,979.94 and 22,660.22

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Solution

The fourth proportional to 40,565.37, 55,979.94 and 22,660.22 is: 31,270.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,565.37 : 55,979.94 = 22,660.22 : x
  2. Step 2: Convert to fraction form
    40,565.37/55,979.94 = 22,660.22/x
  3. Step 3: Cross multiply
    40,565.37x = 55,979.94 × 22,660.22
  4. Step 4: Simplify right side
    40,565.37x = 1,268,517,666.03
  5. Step 5: Solve for x
    x = 1,268,517,666.03/40,565.37
  6. Step 6: Final answer
    x = 31,270.95

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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.