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Finding the Fourth Proportional to 17,310.82, 23,888.94 and 9,353.05

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Solution

The fourth proportional to 17,310.82, 23,888.94 and 9,353.05 is: 12,907.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,310.82 : 23,888.94 = 9,353.05 : x
  2. Step 2: Convert to fraction form
    17,310.82/23,888.94 = 9,353.05/x
  3. Step 3: Cross multiply
    17,310.82x = 23,888.94 × 9,353.05
  4. Step 4: Simplify right side
    17,310.82x = 223,434,542.46
  5. Step 5: Solve for x
    x = 223,434,542.46/17,310.82
  6. Step 6: Final answer
    x = 12,907.22

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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.