Home / 20,052.36-27,670.41-11,099.43

Finding the Fourth Proportional to 20,052.36, 27,670.41 and 11,099.43

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Solution

The fourth proportional to 20,052.36, 27,670.41 and 11,099.43 is: 15,316.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,052.36 : 27,670.41 = 11,099.43 : x
  2. Step 2: Convert to fraction form
    20,052.36/27,670.41 = 11,099.43/x
  3. Step 3: Cross multiply
    20,052.36x = 27,670.41 × 11,099.43
  4. Step 4: Simplify right side
    20,052.36x = 307,125,778.87
  5. Step 5: Solve for x
    x = 307,125,778.87/20,052.36
  6. Step 6: Final answer
    x = 15,316.19

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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.