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Finding the Fourth Proportional to 26,676.56, 39,999.90 and 16,794.56

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Solution

The fourth proportional to 26,676.56, 39,999.90 and 16,794.56 is: 25,182.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,676.56 : 39,999.90 = 16,794.56 : x
  2. Step 2: Convert to fraction form
    26,676.56/39,999.90 = 16,794.56/x
  3. Step 3: Cross multiply
    26,676.56x = 39,999.90 × 16,794.56
  4. Step 4: Simplify right side
    26,676.56x = 671,780,720.54
  5. Step 5: Solve for x
    x = 671,780,720.54/26,676.56
  6. Step 6: Final answer
    x = 25,182.43

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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.