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Finding the Fourth Proportional to 26,492.21, 39,738.21 and 6,770.73

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Solution

The fourth proportional to 26,492.21, 39,738.21 and 6,770.73 is: 10,156.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,492.21 : 39,738.21 = 6,770.73 : x
  2. Step 2: Convert to fraction form
    26,492.21/39,738.21 = 6,770.73/x
  3. Step 3: Cross multiply
    26,492.21x = 39,738.21 × 6,770.73
  4. Step 4: Simplify right side
    26,492.21x = 269,056,852.31
  5. Step 5: Solve for x
    x = 269,056,852.31/26,492.21
  6. Step 6: Final answer
    x = 10,156.07

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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.