Home / 20,003.08-27,605.87-11,051.37

Finding the Fourth Proportional to 20,003.08, 27,605.87 and 11,051.37

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Solution

The fourth proportional to 20,003.08, 27,605.87 and 11,051.37 is: 15,251.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,003.08 : 27,605.87 = 11,051.37 : x
  2. Step 2: Convert to fraction form
    20,003.08/27,605.87 = 11,051.37/x
  3. Step 3: Cross multiply
    20,003.08x = 27,605.87 × 11,051.37
  4. Step 4: Simplify right side
    20,003.08x = 305,082,490.26
  5. Step 5: Solve for x
    x = 305,082,490.26/20,003.08
  6. Step 6: Final answer
    x = 15,251.78

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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.