Home / 17,419.47-26,133.54-5,107.47

Finding the Fourth Proportional to 17,419.47, 26,133.54 and 5,107.47

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Solution

The fourth proportional to 17,419.47, 26,133.54 and 5,107.47 is: 7,662.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,419.47 : 26,133.54 = 5,107.47 : x
  2. Step 2: Convert to fraction form
    17,419.47/26,133.54 = 5,107.47/x
  3. Step 3: Cross multiply
    17,419.47x = 26,133.54 × 5,107.47
  4. Step 4: Simplify right side
    17,419.47x = 133,476,258.03
  5. Step 5: Solve for x
    x = 133,476,258.03/17,419.47
  6. Step 6: Final answer
    x = 7,662.48

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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.