Home / 13,968.94-19,271.67-7,997.41

Finding the Fourth Proportional to 13,968.94, 19,271.67 and 7,997.41

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Solution

The fourth proportional to 13,968.94, 19,271.67 and 7,997.41 is: 11,033.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,968.94 : 19,271.67 = 7,997.41 : x
  2. Step 2: Convert to fraction form
    13,968.94/19,271.67 = 7,997.41/x
  3. Step 3: Cross multiply
    13,968.94x = 19,271.67 × 7,997.41
  4. Step 4: Simplify right side
    13,968.94x = 154,123,446.37
  5. Step 5: Solve for x
    x = 154,123,446.37/13,968.94
  6. Step 6: Final answer
    x = 11,033.30

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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.