Home / 17,170.03-25,711.30-11,308.87

Finding the Fourth Proportional to 17,170.03, 25,711.30 and 11,308.87

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Solution

The fourth proportional to 17,170.03, 25,711.30 and 11,308.87 is: 16,934.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,170.03 : 25,711.30 = 11,308.87 : x
  2. Step 2: Convert to fraction form
    17,170.03/25,711.30 = 11,308.87/x
  3. Step 3: Cross multiply
    17,170.03x = 25,711.30 × 11,308.87
  4. Step 4: Simplify right side
    17,170.03x = 290,765,749.23
  5. Step 5: Solve for x
    x = 290,765,749.23/17,170.03
  6. Step 6: Final answer
    x = 16,934.49

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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.