Home / 17,213.58-25,812.54-6,120.09

Finding the Fourth Proportional to 17,213.58, 25,812.54 and 6,120.09

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Solution

The fourth proportional to 17,213.58, 25,812.54 and 6,120.09 is: 9,177.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,213.58 : 25,812.54 = 6,120.09 : x
  2. Step 2: Convert to fraction form
    17,213.58/25,812.54 = 6,120.09/x
  3. Step 3: Cross multiply
    17,213.58x = 25,812.54 × 6,120.09
  4. Step 4: Simplify right side
    17,213.58x = 157,975,067.93
  5. Step 5: Solve for x
    x = 157,975,067.93/17,213.58
  6. Step 6: Final answer
    x = 9,177.35

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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.