Home / 19,334.75-26,680.68-11,375.43

Finding the Fourth Proportional to 19,334.75, 26,680.68 and 11,375.43

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Solution

The fourth proportional to 19,334.75, 26,680.68 and 11,375.43 is: 15,697.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,334.75 : 26,680.68 = 11,375.43 : x
  2. Step 2: Convert to fraction form
    19,334.75/26,680.68 = 11,375.43/x
  3. Step 3: Cross multiply
    19,334.75x = 26,680.68 × 11,375.43
  4. Step 4: Simplify right side
    19,334.75x = 303,504,207.69
  5. Step 5: Solve for x
    x = 303,504,207.69/19,334.75
  6. Step 6: Final answer
    x = 15,697.35

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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.