Home / 20,066.22-27,662.53-14,079.33

Finding the Fourth Proportional to 20,066.22, 27,662.53 and 14,079.33

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Solution

The fourth proportional to 20,066.22, 27,662.53 and 14,079.33 is: 19,409.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,066.22 : 27,662.53 = 14,079.33 : x
  2. Step 2: Convert to fraction form
    20,066.22/27,662.53 = 14,079.33/x
  3. Step 3: Cross multiply
    20,066.22x = 27,662.53 × 14,079.33
  4. Step 4: Simplify right side
    20,066.22x = 389,469,888.50
  5. Step 5: Solve for x
    x = 389,469,888.50/20,066.22
  6. Step 6: Final answer
    x = 19,409.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.