Home / 12,974.43-19,441.84-6,736.49

Finding the Fourth Proportional to 12,974.43, 19,441.84 and 6,736.49

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Solution

The fourth proportional to 12,974.43, 19,441.84 and 6,736.49 is: 10,094.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,974.43 : 19,441.84 = 6,736.49 : x
  2. Step 2: Convert to fraction form
    12,974.43/19,441.84 = 6,736.49/x
  3. Step 3: Cross multiply
    12,974.43x = 19,441.84 × 6,736.49
  4. Step 4: Simplify right side
    12,974.43x = 130,969,760.74
  5. Step 5: Solve for x
    x = 130,969,760.74/12,974.43
  6. Step 6: Final answer
    x = 10,094.45

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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.