Home / 17,629.70-26,447.02-5,150.64

Finding the Fourth Proportional to 17,629.70, 26,447.02 and 5,150.64

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Solution

The fourth proportional to 17,629.70, 26,447.02 and 5,150.64 is: 7,726.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,629.70 : 26,447.02 = 5,150.64 : x
  2. Step 2: Convert to fraction form
    17,629.70/26,447.02 = 5,150.64/x
  3. Step 3: Cross multiply
    17,629.70x = 26,447.02 × 5,150.64
  4. Step 4: Simplify right side
    17,629.70x = 136,219,079.09
  5. Step 5: Solve for x
    x = 136,219,079.09/17,629.70
  6. Step 6: Final answer
    x = 7,726.68

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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.