Home / 26,098.90-39,249.75-21,770.26

Finding the Fourth Proportional to 26,098.90, 39,249.75 and 21,770.26

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Solution

The fourth proportional to 26,098.90, 39,249.75 and 21,770.26 is: 32,739.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,098.90 : 39,249.75 = 21,770.26 : x
  2. Step 2: Convert to fraction form
    26,098.90/39,249.75 = 21,770.26/x
  3. Step 3: Cross multiply
    26,098.90x = 39,249.75 × 21,770.26
  4. Step 4: Simplify right side
    26,098.90x = 854,477,262.44
  5. Step 5: Solve for x
    x = 854,477,262.44/26,098.90
  6. Step 6: Final answer
    x = 32,739.97

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1.5x scale

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.