Home / 26,734.72-36,903.14-15,408.73

Finding the Fourth Proportional to 26,734.72, 36,903.14 and 15,408.73

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Solution

The fourth proportional to 26,734.72, 36,903.14 and 15,408.73 is: 21,269.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,734.72 : 36,903.14 = 15,408.73 : x
  2. Step 2: Convert to fraction form
    26,734.72/36,903.14 = 15,408.73/x
  3. Step 3: Cross multiply
    26,734.72x = 36,903.14 × 15,408.73
  4. Step 4: Simplify right side
    26,734.72x = 568,630,503.94
  5. Step 5: Solve for x
    x = 568,630,503.94/26,734.72
  6. Step 6: Final answer
    x = 21,269.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.