Home / 26,360.44-39,540.15-6,638.49

Finding the Fourth Proportional to 26,360.44, 39,540.15 and 6,638.49

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Solution

The fourth proportional to 26,360.44, 39,540.15 and 6,638.49 is: 9,957.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,360.44 : 39,540.15 = 6,638.49 : x
  2. Step 2: Convert to fraction form
    26,360.44/39,540.15 = 6,638.49/x
  3. Step 3: Cross multiply
    26,360.44x = 39,540.15 × 6,638.49
  4. Step 4: Simplify right side
    26,360.44x = 262,486,890.37
  5. Step 5: Solve for x
    x = 262,486,890.37/26,360.44
  6. Step 6: Final answer
    x = 9,957.61

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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.