Home / 17,618.66-26,427.96-4,291.64

Finding the Fourth Proportional to 17,618.66, 26,427.96 and 4,291.64

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Solution

The fourth proportional to 17,618.66, 26,427.96 and 4,291.64 is: 6,437.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,618.66 : 26,427.96 = 4,291.64 : x
  2. Step 2: Convert to fraction form
    17,618.66/26,427.96 = 4,291.64/x
  3. Step 3: Cross multiply
    17,618.66x = 26,427.96 × 4,291.64
  4. Step 4: Simplify right side
    17,618.66x = 113,419,356.32
  5. Step 5: Solve for x
    x = 113,419,356.32/17,618.66
  6. Step 6: Final answer
    x = 6,437.46

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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.