Home / 17,022.47-25,516.09-6,489.65

Finding the Fourth Proportional to 17,022.47, 25,516.09 and 6,489.65

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Solution

The fourth proportional to 17,022.47, 25,516.09 and 6,489.65 is: 9,727.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,022.47 : 25,516.09 = 6,489.65 : x
  2. Step 2: Convert to fraction form
    17,022.47/25,516.09 = 6,489.65/x
  3. Step 3: Cross multiply
    17,022.47x = 25,516.09 × 6,489.65
  4. Step 4: Simplify right side
    17,022.47x = 165,590,565.37
  5. Step 5: Solve for x
    x = 165,590,565.37/17,022.47
  6. Step 6: Final answer
    x = 9,727.77

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1.5x scale

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.