Home / 26,419.82-39,629.88-6,698.43

Finding the Fourth Proportional to 26,419.82, 39,629.88 and 6,698.43

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Solution

The fourth proportional to 26,419.82, 39,629.88 and 6,698.43 is: 10,047.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,419.82 : 39,629.88 = 6,698.43 : x
  2. Step 2: Convert to fraction form
    26,419.82/39,629.88 = 6,698.43/x
  3. Step 3: Cross multiply
    26,419.82x = 39,629.88 × 6,698.43
  4. Step 4: Simplify right side
    26,419.82x = 265,457,977.09
  5. Step 5: Solve for x
    x = 265,457,977.09/26,419.82
  6. Step 6: Final answer
    x = 10,047.68

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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.