Home / 13,093.27-19,491.84-13,015.44

Finding the Fourth Proportional to 13,093.27, 19,491.84 and 13,015.44

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Solution

The fourth proportional to 13,093.27, 19,491.84 and 13,015.44 is: 19,375.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,093.27 : 19,491.84 = 13,015.44 : x
  2. Step 2: Convert to fraction form
    13,093.27/19,491.84 = 13,015.44/x
  3. Step 3: Cross multiply
    13,093.27x = 19,491.84 × 13,015.44
  4. Step 4: Simplify right side
    13,093.27x = 253,694,922.74
  5. Step 5: Solve for x
    x = 253,694,922.74/13,093.27
  6. Step 6: Final answer
    x = 19,375.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.