Home / 13,217.14-19,825.66-3,356.38

Finding the Fourth Proportional to 13,217.14, 19,825.66 and 3,356.38

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Solution

The fourth proportional to 13,217.14, 19,825.66 and 3,356.38 is: 5,034.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,217.14 : 19,825.66 = 3,356.38 : x
  2. Step 2: Convert to fraction form
    13,217.14/19,825.66 = 3,356.38/x
  3. Step 3: Cross multiply
    13,217.14x = 19,825.66 × 3,356.38
  4. Step 4: Simplify right side
    13,217.14x = 66,542,448.71
  5. Step 5: Solve for x
    x = 66,542,448.71/13,217.14
  6. Step 6: Final answer
    x = 5,034.56

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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.