Home / 17,741.70-26,576.10-12,201.30

Finding the Fourth Proportional to 17,741.70, 26,576.10 and 12,201.30

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Solution

The fourth proportional to 17,741.70, 26,576.10 and 12,201.30 is: 18,276.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,741.70 : 26,576.10 = 12,201.30 : x
  2. Step 2: Convert to fraction form
    17,741.70/26,576.10 = 12,201.30/x
  3. Step 3: Cross multiply
    17,741.70x = 26,576.10 × 12,201.30
  4. Step 4: Simplify right side
    17,741.70x = 324,262,968.93
  5. Step 5: Solve for x
    x = 324,262,968.93/17,741.70
  6. Step 6: Final answer
    x = 18,276.88

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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.