Home / 17,181.36-25,777.04-7,190.82

Finding the Fourth Proportional to 17,181.36, 25,777.04 and 7,190.82

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Solution

The fourth proportional to 17,181.36, 25,777.04 and 7,190.82 is: 10,788.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,181.36 : 25,777.04 = 7,190.82 : x
  2. Step 2: Convert to fraction form
    17,181.36/25,777.04 = 7,190.82/x
  3. Step 3: Cross multiply
    17,181.36x = 25,777.04 × 7,190.82
  4. Step 4: Simplify right side
    17,181.36x = 185,358,018.82
  5. Step 5: Solve for x
    x = 185,358,018.82/17,181.36
  6. Step 6: Final answer
    x = 10,788.32

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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.