Home / 13,955.82-20,933.74-3,567.58

Finding the Fourth Proportional to 13,955.82, 20,933.74 and 3,567.58

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Solution

The fourth proportional to 13,955.82, 20,933.74 and 3,567.58 is: 5,351.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,955.82 : 20,933.74 = 3,567.58 : x
  2. Step 2: Convert to fraction form
    13,955.82/20,933.74 = 3,567.58/x
  3. Step 3: Cross multiply
    13,955.82x = 20,933.74 × 3,567.58
  4. Step 4: Simplify right side
    13,955.82x = 74,682,792.15
  5. Step 5: Solve for x
    x = 74,682,792.15/13,955.82
  6. Step 6: Final answer
    x = 5,351.37

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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.