Home / 26,729.25-36,843.87-21,055.01

Finding the Fourth Proportional to 26,729.25, 36,843.87 and 21,055.01

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Solution

The fourth proportional to 26,729.25, 36,843.87 and 21,055.01 is: 29,022.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,729.25 : 36,843.87 = 21,055.01 : x
  2. Step 2: Convert to fraction form
    26,729.25/36,843.87 = 21,055.01/x
  3. Step 3: Cross multiply
    26,729.25x = 36,843.87 × 21,055.01
  4. Step 4: Simplify right side
    26,729.25x = 775,748,143.40
  5. Step 5: Solve for x
    x = 775,748,143.40/26,729.25
  6. Step 6: Final answer
    x = 29,022.44

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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.