Home / 17,379.75-23,986.39-10,664.14

Finding the Fourth Proportional to 17,379.75, 23,986.39 and 10,664.14

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Solution

The fourth proportional to 17,379.75, 23,986.39 and 10,664.14 is: 14,717.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,379.75 : 23,986.39 = 10,664.14 : x
  2. Step 2: Convert to fraction form
    17,379.75/23,986.39 = 10,664.14/x
  3. Step 3: Cross multiply
    17,379.75x = 23,986.39 × 10,664.14
  4. Step 4: Simplify right side
    17,379.75x = 255,794,221.05
  5. Step 5: Solve for x
    x = 255,794,221.05/17,379.75
  6. Step 6: Final answer
    x = 14,717.95

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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.