Home / 17,043.21-23,519.43-9,489.56

Finding the Fourth Proportional to 17,043.21, 23,519.43 and 9,489.56

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Solution

The fourth proportional to 17,043.21, 23,519.43 and 9,489.56 is: 13,095.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,043.21 : 23,519.43 = 9,489.56 : x
  2. Step 2: Convert to fraction form
    17,043.21/23,519.43 = 9,489.56/x
  3. Step 3: Cross multiply
    17,043.21x = 23,519.43 × 9,489.56
  4. Step 4: Simplify right side
    17,043.21x = 223,188,924.55
  5. Step 5: Solve for x
    x = 223,188,924.55/17,043.21
  6. Step 6: Final answer
    x = 13,095.47

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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.