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Finding the Fourth Proportional to 17,907.97, 24,705.05 and 11,933.82

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Solution

The fourth proportional to 17,907.97, 24,705.05 and 11,933.82 is: 16,463.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,907.97 : 24,705.05 = 11,933.82 : x
  2. Step 2: Convert to fraction form
    17,907.97/24,705.05 = 11,933.82/x
  3. Step 3: Cross multiply
    17,907.97x = 24,705.05 × 11,933.82
  4. Step 4: Simplify right side
    17,907.97x = 294,825,619.79
  5. Step 5: Solve for x
    x = 294,825,619.79/17,907.97
  6. Step 6: Final answer
    x = 16,463.37

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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.