Home / 26,770.82-36,961.07-17,215

Finding the Fourth Proportional to 26,770.82, 36,961.07 and 17,215

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Solution

The fourth proportional to 26,770.82, 36,961.07 and 17,215 is: 23,767.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,770.82 : 36,961.07 = 17,215 : x
  2. Step 2: Convert to fraction form
    26,770.82/36,961.07 = 17,215/x
  3. Step 3: Cross multiply
    26,770.82x = 36,961.07 × 17,215
  4. Step 4: Simplify right side
    26,770.82x = 636,284,820.05
  5. Step 5: Solve for x
    x = 636,284,820.05/26,770.82
  6. Step 6: Final answer
    x = 23,767.85

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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.