Home / 13,223.75-19,825.25-6,883.29

Finding the Fourth Proportional to 13,223.75, 19,825.25 and 6,883.29

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Solution

The fourth proportional to 13,223.75, 19,825.25 and 6,883.29 is: 10,319.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,223.75 : 19,825.25 = 6,883.29 : x
  2. Step 2: Convert to fraction form
    13,223.75/19,825.25 = 6,883.29/x
  3. Step 3: Cross multiply
    13,223.75x = 19,825.25 × 6,883.29
  4. Step 4: Simplify right side
    13,223.75x = 136,462,910.66
  5. Step 5: Solve for x
    x = 136,462,910.66/13,223.75
  6. Step 6: Final answer
    x = 10,319.54

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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.