Home / 17,360.44-26,005.82-7,987.39

Finding the Fourth Proportional to 17,360.44, 26,005.82 and 7,987.39

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Solution

The fourth proportional to 17,360.44, 26,005.82 and 7,987.39 is: 11,965.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,360.44 : 26,005.82 = 7,987.39 : x
  2. Step 2: Convert to fraction form
    17,360.44/26,005.82 = 7,987.39/x
  3. Step 3: Cross multiply
    17,360.44x = 26,005.82 × 7,987.39
  4. Step 4: Simplify right side
    17,360.44x = 207,718,521.66
  5. Step 5: Solve for x
    x = 207,718,521.66/17,360.44
  6. Step 6: Final answer
    x = 11,965.05

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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.