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Finding the Fourth Proportional to 17,310.93, 23,889.09 and 9,353.18

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Solution

The fourth proportional to 17,310.93, 23,889.09 and 9,353.18 is: 12,907.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,310.93 : 23,889.09 = 9,353.18 : x
  2. Step 2: Convert to fraction form
    17,310.93/23,889.09 = 9,353.18/x
  3. Step 3: Cross multiply
    17,310.93x = 23,889.09 × 9,353.18
  4. Step 4: Simplify right side
    17,310.93x = 223,438,839.36
  5. Step 5: Solve for x
    x = 223,438,839.36/17,310.93
  6. Step 6: Final answer
    x = 12,907.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.