Home / 13,015.26-19,521.27-4,249.44

Finding the Fourth Proportional to 13,015.26, 19,521.27 and 4,249.44

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Solution

The fourth proportional to 13,015.26, 19,521.27 and 4,249.44 is: 6,373.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,015.26 : 19,521.27 = 4,249.44 : x
  2. Step 2: Convert to fraction form
    13,015.26/19,521.27 = 4,249.44/x
  3. Step 3: Cross multiply
    13,015.26x = 19,521.27 × 4,249.44
  4. Step 4: Simplify right side
    13,015.26x = 82,954,465.59
  5. Step 5: Solve for x
    x = 82,954,465.59/13,015.26
  6. Step 6: Final answer
    x = 6,373.63

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Half scale
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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.