Home / 17,378.94-23,983.11-10,668.54

Finding the Fourth Proportional to 17,378.94, 23,983.11 and 10,668.54

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Solution

The fourth proportional to 17,378.94, 23,983.11 and 10,668.54 is: 14,722.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,378.94 : 23,983.11 = 10,668.54 : x
  2. Step 2: Convert to fraction form
    17,378.94/23,983.11 = 10,668.54/x
  3. Step 3: Cross multiply
    17,378.94x = 23,983.11 × 10,668.54
  4. Step 4: Simplify right side
    17,378.94x = 255,864,768.36
  5. Step 5: Solve for x
    x = 255,864,768.36/17,378.94
  6. Step 6: Final answer
    x = 14,722.69

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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.