Home / 26,676.06-40,018.96-9,147.66

Finding the Fourth Proportional to 26,676.06, 40,018.96 and 9,147.66

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Solution

The fourth proportional to 26,676.06, 40,018.96 and 9,147.66 is: 13,723.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,676.06 : 40,018.96 = 9,147.66 : x
  2. Step 2: Convert to fraction form
    26,676.06/40,018.96 = 9,147.66/x
  3. Step 3: Cross multiply
    26,676.06x = 40,018.96 × 9,147.66
  4. Step 4: Simplify right side
    26,676.06x = 366,079,839.63
  5. Step 5: Solve for x
    x = 366,079,839.63/26,676.06
  6. Step 6: Final answer
    x = 13,723.16

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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.