Home / 26,729.50-36,844.22-21,055.27

Finding the Fourth Proportional to 26,729.50, 36,844.22 and 21,055.27

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Solution

The fourth proportional to 26,729.50, 36,844.22 and 21,055.27 is: 29,022.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,729.50 : 36,844.22 = 21,055.27 : x
  2. Step 2: Convert to fraction form
    26,729.50/36,844.22 = 21,055.27/x
  3. Step 3: Cross multiply
    26,729.50x = 36,844.22 × 21,055.27
  4. Step 4: Simplify right side
    26,729.50x = 775,764,710.54
  5. Step 5: Solve for x
    x = 775,764,710.54/26,729.50
  6. Step 6: Final answer
    x = 29,022.79

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1.5x scale

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.