Home / 17,456.97-26,185.62-4,977

Finding the Fourth Proportional to 17,456.97, 26,185.62 and 4,977

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Solution

The fourth proportional to 17,456.97, 26,185.62 and 4,977 is: 7,465.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,456.97 : 26,185.62 = 4,977 : x
  2. Step 2: Convert to fraction form
    17,456.97/26,185.62 = 4,977/x
  3. Step 3: Cross multiply
    17,456.97x = 26,185.62 × 4,977
  4. Step 4: Simplify right side
    17,456.97x = 130,325,830.74
  5. Step 5: Solve for x
    x = 130,325,830.74/17,456.97
  6. Step 6: Final answer
    x = 7,465.55

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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.