Home / 26,696.42-40,044.12-7,976.51

Finding the Fourth Proportional to 26,696.42, 40,044.12 and 7,976.51

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Solution

The fourth proportional to 26,696.42, 40,044.12 and 7,976.51 is: 11,964.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,696.42 : 40,044.12 = 7,976.51 : x
  2. Step 2: Convert to fraction form
    26,696.42/40,044.12 = 7,976.51/x
  3. Step 3: Cross multiply
    26,696.42x = 40,044.12 × 7,976.51
  4. Step 4: Simplify right side
    26,696.42x = 319,412,323.62
  5. Step 5: Solve for x
    x = 319,412,323.62/26,696.42
  6. Step 6: Final answer
    x = 11,964.61

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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.