Home / 17,238.42-23,786.21-10,853.90

Finding the Fourth Proportional to 17,238.42, 23,786.21 and 10,853.90

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Solution

The fourth proportional to 17,238.42, 23,786.21 and 10,853.90 is: 14,976.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,238.42 : 23,786.21 = 10,853.90 : x
  2. Step 2: Convert to fraction form
    17,238.42/23,786.21 = 10,853.90/x
  3. Step 3: Cross multiply
    17,238.42x = 23,786.21 × 10,853.90
  4. Step 4: Simplify right side
    17,238.42x = 258,173,081.07
  5. Step 5: Solve for x
    x = 258,173,081.07/17,238.42
  6. Step 6: Final answer
    x = 14,976.61

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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.