Home / 17,579.82-26,371.91-6,486.57

Finding the Fourth Proportional to 17,579.82, 26,371.91 and 6,486.57

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Solution

The fourth proportional to 17,579.82, 26,371.91 and 6,486.57 is: 9,730.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,579.82 : 26,371.91 = 6,486.57 : x
  2. Step 2: Convert to fraction form
    17,579.82/26,371.91 = 6,486.57/x
  3. Step 3: Cross multiply
    17,579.82x = 26,371.91 × 6,486.57
  4. Step 4: Simplify right side
    17,579.82x = 171,063,207.82
  5. Step 5: Solve for x
    x = 171,063,207.82/17,579.82
  6. Step 6: Final answer
    x = 9,730.66

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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.