Home / 26,633.82-39,940.34-9,984.77

Finding the Fourth Proportional to 26,633.82, 39,940.34 and 9,984.77

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Solution

The fourth proportional to 26,633.82, 39,940.34 and 9,984.77 is: 14,973.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,633.82 : 39,940.34 = 9,984.77 : x
  2. Step 2: Convert to fraction form
    26,633.82/39,940.34 = 9,984.77/x
  3. Step 3: Cross multiply
    26,633.82x = 39,940.34 × 9,984.77
  4. Step 4: Simplify right side
    26,633.82x = 398,795,183.51
  5. Step 5: Solve for x
    x = 398,795,183.51/26,633.82
  6. Step 6: Final answer
    x = 14,973.27

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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.