Home / 13,758.26-20,634.63-6,735.24

Finding the Fourth Proportional to 13,758.26, 20,634.63 and 6,735.24

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Solution

The fourth proportional to 13,758.26, 20,634.63 and 6,735.24 is: 10,101.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,758.26 : 20,634.63 = 6,735.24 : x
  2. Step 2: Convert to fraction form
    13,758.26/20,634.63 = 6,735.24/x
  3. Step 3: Cross multiply
    13,758.26x = 20,634.63 × 6,735.24
  4. Step 4: Simplify right side
    13,758.26x = 138,979,185.36
  5. Step 5: Solve for x
    x = 138,979,185.36/13,758.26
  6. Step 6: Final answer
    x = 10,101.51

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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.