Home / 19,104.36-28,516.81-17,697.23

Finding the Fourth Proportional to 19,104.36, 28,516.81 and 17,697.23

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Solution

The fourth proportional to 19,104.36, 28,516.81 and 17,697.23 is: 26,416.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,104.36 : 28,516.81 = 17,697.23 : x
  2. Step 2: Convert to fraction form
    19,104.36/28,516.81 = 17,697.23/x
  3. Step 3: Cross multiply
    19,104.36x = 28,516.81 × 17,697.23
  4. Step 4: Simplify right side
    19,104.36x = 504,668,659.14
  5. Step 5: Solve for x
    x = 504,668,659.14/19,104.36
  6. Step 6: Final answer
    x = 26,416.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.