Home / 17,345.82-26,018.88-4,198.21

Finding the Fourth Proportional to 17,345.82, 26,018.88 and 4,198.21

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Solution

The fourth proportional to 17,345.82, 26,018.88 and 4,198.21 is: 6,297.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,345.82 : 26,018.88 = 4,198.21 : x
  2. Step 2: Convert to fraction form
    17,345.82/26,018.88 = 4,198.21/x
  3. Step 3: Cross multiply
    17,345.82x = 26,018.88 × 4,198.21
  4. Step 4: Simplify right side
    17,345.82x = 109,232,722.20
  5. Step 5: Solve for x
    x = 109,232,722.20/17,345.82
  6. Step 6: Final answer
    x = 6,297.35

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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.