Home / 17,021.87-25,527.14-7,159.31

Finding the Fourth Proportional to 17,021.87, 25,527.14 and 7,159.31

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Solution

The fourth proportional to 17,021.87, 25,527.14 and 7,159.31 is: 10,736.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,021.87 : 25,527.14 = 7,159.31 : x
  2. Step 2: Convert to fraction form
    17,021.87/25,527.14 = 7,159.31/x
  3. Step 3: Cross multiply
    17,021.87x = 25,527.14 × 7,159.31
  4. Step 4: Simplify right side
    17,021.87x = 182,756,672.88
  5. Step 5: Solve for x
    x = 182,756,672.88/17,021.87
  6. Step 6: Final answer
    x = 10,736.58

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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.