Home / 13,217.36-19,825.43-3,356.82

Finding the Fourth Proportional to 13,217.36, 19,825.43 and 3,356.82

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Solution

The fourth proportional to 13,217.36, 19,825.43 and 3,356.82 is: 5,035.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,217.36 : 19,825.43 = 3,356.82 : x
  2. Step 2: Convert to fraction form
    13,217.36/19,825.43 = 3,356.82/x
  3. Step 3: Cross multiply
    13,217.36x = 19,825.43 × 3,356.82
  4. Step 4: Simplify right side
    13,217.36x = 66,550,383.15
  5. Step 5: Solve for x
    x = 66,550,383.15/13,217.36
  6. Step 6: Final answer
    x = 5,035.08

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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.