Home / 17,103.44-25,659.72-5,416.88

Finding the Fourth Proportional to 17,103.44, 25,659.72 and 5,416.88

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Solution

The fourth proportional to 17,103.44, 25,659.72 and 5,416.88 is: 8,126.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,103.44 : 25,659.72 = 5,416.88 : x
  2. Step 2: Convert to fraction form
    17,103.44/25,659.72 = 5,416.88/x
  3. Step 3: Cross multiply
    17,103.44x = 25,659.72 × 5,416.88
  4. Step 4: Simplify right side
    17,103.44x = 138,995,624.07
  5. Step 5: Solve for x
    x = 138,995,624.07/17,103.44
  6. Step 6: Final answer
    x = 8,126.76

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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.