Home / 26,771.32-36,961.76-17,215.50

Finding the Fourth Proportional to 26,771.32, 36,961.76 and 17,215.50

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Solution

The fourth proportional to 26,771.32, 36,961.76 and 17,215.50 is: 23,768.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,771.32 : 36,961.76 = 17,215.50 : x
  2. Step 2: Convert to fraction form
    26,771.32/36,961.76 = 17,215.50/x
  3. Step 3: Cross multiply
    26,771.32x = 36,961.76 × 17,215.50
  4. Step 4: Simplify right side
    26,771.32x = 636,315,179.28
  5. Step 5: Solve for x
    x = 636,315,179.28/26,771.32
  6. Step 6: Final answer
    x = 23,768.54

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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.