Home / 17,185.66-25,778.45-4,705.79

Finding the Fourth Proportional to 17,185.66, 25,778.45 and 4,705.79

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Solution

The fourth proportional to 17,185.66, 25,778.45 and 4,705.79 is: 7,058.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,185.66 : 25,778.45 = 4,705.79 : x
  2. Step 2: Convert to fraction form
    17,185.66/25,778.45 = 4,705.79/x
  3. Step 3: Cross multiply
    17,185.66x = 25,778.45 × 4,705.79
  4. Step 4: Simplify right side
    17,185.66x = 121,307,855.10
  5. Step 5: Solve for x
    x = 121,307,855.10/17,185.66
  6. Step 6: Final answer
    x = 7,058.67

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.