Home / 20,018.67-27,623.37-11,064.96

Finding the Fourth Proportional to 20,018.67, 27,623.37 and 11,064.96

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Solution

The fourth proportional to 20,018.67, 27,623.37 and 11,064.96 is: 15,268.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,018.67 : 27,623.37 = 11,064.96 : x
  2. Step 2: Convert to fraction form
    20,018.67/27,623.37 = 11,064.96/x
  3. Step 3: Cross multiply
    20,018.67x = 27,623.37 × 11,064.96
  4. Step 4: Simplify right side
    20,018.67x = 305,651,484.12
  5. Step 5: Solve for x
    x = 305,651,484.12/20,018.67
  6. Step 6: Final answer
    x = 15,268.32

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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.