Home / 17,738.66-26,611.59-6,645.14

Finding the Fourth Proportional to 17,738.66, 26,611.59 and 6,645.14

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Solution

The fourth proportional to 17,738.66, 26,611.59 and 6,645.14 is: 9,969.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,738.66 : 26,611.59 = 6,645.14 : x
  2. Step 2: Convert to fraction form
    17,738.66/26,611.59 = 6,645.14/x
  3. Step 3: Cross multiply
    17,738.66x = 26,611.59 × 6,645.14
  4. Step 4: Simplify right side
    17,738.66x = 176,837,741.17
  5. Step 5: Solve for x
    x = 176,837,741.17/17,738.66
  6. Step 6: Final answer
    x = 9,969.06

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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.