Home / 26,282.37-39,408.97-8,742.63

Finding the Fourth Proportional to 26,282.37, 39,408.97 and 8,742.63

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Solution

The fourth proportional to 26,282.37, 39,408.97 and 8,742.63 is: 13,109.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,282.37 : 39,408.97 = 8,742.63 : x
  2. Step 2: Convert to fraction form
    26,282.37/39,408.97 = 8,742.63/x
  3. Step 3: Cross multiply
    26,282.37x = 39,408.97 × 8,742.63
  4. Step 4: Simplify right side
    26,282.37x = 344,538,043.39
  5. Step 5: Solve for x
    x = 344,538,043.39/26,282.37
  6. Step 6: Final answer
    x = 13,109.09

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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.