Home / 26,579.80-36,673.50-17,137

Finding the Fourth Proportional to 26,579.80, 36,673.50 and 17,137

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Solution

The fourth proportional to 26,579.80, 36,673.50 and 17,137 is: 23,644.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,579.80 : 36,673.50 = 17,137 : x
  2. Step 2: Convert to fraction form
    26,579.80/36,673.50 = 17,137/x
  3. Step 3: Cross multiply
    26,579.80x = 36,673.50 × 17,137
  4. Step 4: Simplify right side
    26,579.80x = 628,473,769.50
  5. Step 5: Solve for x
    x = 628,473,769.50/26,579.80
  6. Step 6: Final answer
    x = 23,644.79

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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.