Home / 26,696.16-40,008.60-11,105.28

Finding the Fourth Proportional to 26,696.16, 40,008.60 and 11,105.28

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Solution

The fourth proportional to 26,696.16, 40,008.60 and 11,105.28 is: 16,643.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,696.16 : 40,008.60 = 11,105.28 : x
  2. Step 2: Convert to fraction form
    26,696.16/40,008.60 = 11,105.28/x
  3. Step 3: Cross multiply
    26,696.16x = 40,008.60 × 11,105.28
  4. Step 4: Simplify right side
    26,696.16x = 444,306,705.41
  5. Step 5: Solve for x
    x = 444,306,705.41/26,696.16
  6. Step 6: Final answer
    x = 16,643.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.