Home / 20,268.48-30,448.84-14,663.44

Finding the Fourth Proportional to 20,268.48, 30,448.84 and 14,663.44

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Solution

The fourth proportional to 20,268.48, 30,448.84 and 14,663.44 is: 22,028.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,268.48 : 30,448.84 = 14,663.44 : x
  2. Step 2: Convert to fraction form
    20,268.48/30,448.84 = 14,663.44/x
  3. Step 3: Cross multiply
    20,268.48x = 30,448.84 × 14,663.44
  4. Step 4: Simplify right side
    20,268.48x = 446,484,738.41
  5. Step 5: Solve for x
    x = 446,484,738.41/20,268.48
  6. Step 6: Final answer
    x = 22,028.53

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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.