Home / 16,806.24-25,207.74-5,119.56

Finding the Fourth Proportional to 16,806.24, 25,207.74 and 5,119.56

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Solution

The fourth proportional to 16,806.24, 25,207.74 and 5,119.56 is: 7,678.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,806.24 : 25,207.74 = 5,119.56 : x
  2. Step 2: Convert to fraction form
    16,806.24/25,207.74 = 5,119.56/x
  3. Step 3: Cross multiply
    16,806.24x = 25,207.74 × 5,119.56
  4. Step 4: Simplify right side
    16,806.24x = 129,052,537.39
  5. Step 5: Solve for x
    x = 129,052,537.39/16,806.24
  6. Step 6: Final answer
    x = 7,678.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.