Home / 26,643.44-39,971.41-7,923.62

Finding the Fourth Proportional to 26,643.44, 39,971.41 and 7,923.62

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Solution

The fourth proportional to 26,643.44, 39,971.41 and 7,923.62 is: 11,887.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,643.44 : 39,971.41 = 7,923.62 : x
  2. Step 2: Convert to fraction form
    26,643.44/39,971.41 = 7,923.62/x
  3. Step 3: Cross multiply
    26,643.44x = 39,971.41 × 7,923.62
  4. Step 4: Simplify right side
    26,643.44x = 316,718,343.82
  5. Step 5: Solve for x
    x = 316,718,343.82/26,643.44
  6. Step 6: Final answer
    x = 11,887.29

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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.