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Finding the Fourth Proportional to 17,650.36, 26,480.72 and 7,114.97

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Solution

The fourth proportional to 17,650.36, 26,480.72 and 7,114.97 is: 10,674.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,650.36 : 26,480.72 = 7,114.97 : x
  2. Step 2: Convert to fraction form
    17,650.36/26,480.72 = 7,114.97/x
  3. Step 3: Cross multiply
    17,650.36x = 26,480.72 × 7,114.97
  4. Step 4: Simplify right side
    17,650.36x = 188,409,612.37
  5. Step 5: Solve for x
    x = 188,409,612.37/17,650.36
  6. Step 6: Final answer
    x = 10,674.55

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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.