Home / 31,726.83-43,784.78-17,579.37

Finding the Fourth Proportional to 31,726.83, 43,784.78 and 17,579.37

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Solution

The fourth proportional to 31,726.83, 43,784.78 and 17,579.37 is: 24,260.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,726.83 : 43,784.78 = 17,579.37 : x
  2. Step 2: Convert to fraction form
    31,726.83/43,784.78 = 17,579.37/x
  3. Step 3: Cross multiply
    31,726.83x = 43,784.78 × 17,579.37
  4. Step 4: Simplify right side
    31,726.83x = 769,708,760.09
  5. Step 5: Solve for x
    x = 769,708,760.09/31,726.83
  6. Step 6: Final answer
    x = 24,260.50

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.