Home / 20,010.08-27,617.28-11,631.44

Finding the Fourth Proportional to 20,010.08, 27,617.28 and 11,631.44

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Solution

The fourth proportional to 20,010.08, 27,617.28 and 11,631.44 is: 16,053.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,010.08 : 27,617.28 = 11,631.44 : x
  2. Step 2: Convert to fraction form
    20,010.08/27,617.28 = 11,631.44/x
  3. Step 3: Cross multiply
    20,010.08x = 27,617.28 × 11,631.44
  4. Step 4: Simplify right side
    20,010.08x = 321,228,735.28
  5. Step 5: Solve for x
    x = 321,228,735.28/20,010.08
  6. Step 6: Final answer
    x = 16,053.35

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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.