Home / 11,809.41-17,621.60-10,568.30

Finding the Fourth Proportional to 11,809.41, 17,621.60 and 10,568.30

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Solution

The fourth proportional to 11,809.41, 17,621.60 and 10,568.30 is: 15,769.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,809.41 : 17,621.60 = 10,568.30 : x
  2. Step 2: Convert to fraction form
    11,809.41/17,621.60 = 10,568.30/x
  3. Step 3: Cross multiply
    11,809.41x = 17,621.60 × 10,568.30
  4. Step 4: Simplify right side
    11,809.41x = 186,230,214.33
  5. Step 5: Solve for x
    x = 186,230,214.33/11,809.41
  6. Step 6: Final answer
    x = 15,769.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.