Home / 13,727.88-20,628.24-7,492.44

Finding the Fourth Proportional to 13,727.88, 20,628.24 and 7,492.44

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Solution

The fourth proportional to 13,727.88, 20,628.24 and 7,492.44 is: 11,258.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,727.88 : 20,628.24 = 7,492.44 : x
  2. Step 2: Convert to fraction form
    13,727.88/20,628.24 = 7,492.44/x
  3. Step 3: Cross multiply
    13,727.88x = 20,628.24 × 7,492.44
  4. Step 4: Simplify right side
    13,727.88x = 154,555,850.51
  5. Step 5: Solve for x
    x = 154,555,850.51/13,727.88
  6. Step 6: Final answer
    x = 11,258.54

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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.