Home / 20,016.63-27,621.83-11,063.60

Finding the Fourth Proportional to 20,016.63, 27,621.83 and 11,063.60

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Solution

The fourth proportional to 20,016.63, 27,621.83 and 11,063.60 is: 15,267.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,016.63 : 27,621.83 = 11,063.60 : x
  2. Step 2: Convert to fraction form
    20,016.63/27,621.83 = 11,063.60/x
  3. Step 3: Cross multiply
    20,016.63x = 27,621.83 × 11,063.60
  4. Step 4: Simplify right side
    20,016.63x = 305,596,767.94
  5. Step 5: Solve for x
    x = 305,596,767.94/20,016.63
  6. Step 6: Final answer
    x = 15,267.14

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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.