Home / 16,867.99-25,302.03-5,181.13

Finding the Fourth Proportional to 16,867.99, 25,302.03 and 5,181.13

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Solution

The fourth proportional to 16,867.99, 25,302.03 and 5,181.13 is: 7,771.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,867.99 : 25,302.03 = 5,181.13 : x
  2. Step 2: Convert to fraction form
    16,867.99/25,302.03 = 5,181.13/x
  3. Step 3: Cross multiply
    16,867.99x = 25,302.03 × 5,181.13
  4. Step 4: Simplify right side
    16,867.99x = 131,093,106.69
  5. Step 5: Solve for x
    x = 131,093,106.69/16,867.99
  6. Step 6: Final answer
    x = 7,771.71

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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.