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Finding the Fourth Proportional to 17,733.98, 26,576.36 and 8,958.63

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Solution

The fourth proportional to 17,733.98, 26,576.36 and 8,958.63 is: 13,425.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,733.98 : 26,576.36 = 8,958.63 : x
  2. Step 2: Convert to fraction form
    17,733.98/26,576.36 = 8,958.63/x
  3. Step 3: Cross multiply
    17,733.98x = 26,576.36 × 8,958.63
  4. Step 4: Simplify right side
    17,733.98x = 238,087,731.19
  5. Step 5: Solve for x
    x = 238,087,731.19/17,733.98
  6. Step 6: Final answer
    x = 13,425.51

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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.