Home / 26,986.82-37,244.48-20,169

Finding the Fourth Proportional to 26,986.82, 37,244.48 and 20,169

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Solution

The fourth proportional to 26,986.82, 37,244.48 and 20,169 is: 27,835.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,986.82 : 37,244.48 = 20,169 : x
  2. Step 2: Convert to fraction form
    26,986.82/37,244.48 = 20,169/x
  3. Step 3: Cross multiply
    26,986.82x = 37,244.48 × 20,169
  4. Step 4: Simplify right side
    26,986.82x = 751,183,816.28
  5. Step 5: Solve for x
    x = 751,183,816.28/26,986.82
  6. Step 6: Final answer
    x = 27,835.22

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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.