Home / 13,251.24-19,879.74-4,017

Finding the Fourth Proportional to 13,251.24, 19,879.74 and 4,017

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Solution

The fourth proportional to 13,251.24, 19,879.74 and 4,017 is: 6,026.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,251.24 : 19,879.74 = 4,017 : x
  2. Step 2: Convert to fraction form
    13,251.24/19,879.74 = 4,017/x
  3. Step 3: Cross multiply
    13,251.24x = 19,879.74 × 4,017
  4. Step 4: Simplify right side
    13,251.24x = 79,856,915.58
  5. Step 5: Solve for x
    x = 79,856,915.58/13,251.24
  6. Step 6: Final answer
    x = 6,026.37

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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.