Home / 17,074.82-25,612.20-6,679.28

Finding the Fourth Proportional to 17,074.82, 25,612.20 and 6,679.28

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Solution

The fourth proportional to 17,074.82, 25,612.20 and 6,679.28 is: 10,018.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,074.82 : 25,612.20 = 6,679.28 : x
  2. Step 2: Convert to fraction form
    17,074.82/25,612.20 = 6,679.28/x
  3. Step 3: Cross multiply
    17,074.82x = 25,612.20 × 6,679.28
  4. Step 4: Simplify right side
    17,074.82x = 171,071,055.22
  5. Step 5: Solve for x
    x = 171,071,055.22/17,074.82
  6. Step 6: Final answer
    x = 10,018.91

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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.