Home / 29,694.81-40,979.49-16,947.73

Finding the Fourth Proportional to 29,694.81, 40,979.49 and 16,947.73

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Solution

The fourth proportional to 29,694.81, 40,979.49 and 16,947.73 is: 23,388.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,694.81 : 40,979.49 = 16,947.73 : x
  2. Step 2: Convert to fraction form
    29,694.81/40,979.49 = 16,947.73/x
  3. Step 3: Cross multiply
    29,694.81x = 40,979.49 × 16,947.73
  4. Step 4: Simplify right side
    29,694.81x = 694,509,488.07
  5. Step 5: Solve for x
    x = 694,509,488.07/29,694.81
  6. Step 6: Final answer
    x = 23,388.25

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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.