Home / 17,321.74-25,964.46-9,815.94

Finding the Fourth Proportional to 17,321.74, 25,964.46 and 9,815.94

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Solution

The fourth proportional to 17,321.74, 25,964.46 and 9,815.94 is: 14,713.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,321.74 : 25,964.46 = 9,815.94 : x
  2. Step 2: Convert to fraction form
    17,321.74/25,964.46 = 9,815.94/x
  3. Step 3: Cross multiply
    17,321.74x = 25,964.46 × 9,815.94
  4. Step 4: Simplify right side
    17,321.74x = 254,865,581.49
  5. Step 5: Solve for x
    x = 254,865,581.49/17,321.74
  6. Step 6: Final answer
    x = 14,713.62

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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.