Home / 12,013.22-16,577.70-6,707

Finding the Fourth Proportional to 12,013.22, 16,577.70 and 6,707

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Solution

The fourth proportional to 12,013.22, 16,577.70 and 6,707 is: 9,255.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,013.22 : 16,577.70 = 6,707 : x
  2. Step 2: Convert to fraction form
    12,013.22/16,577.70 = 6,707/x
  3. Step 3: Cross multiply
    12,013.22x = 16,577.70 × 6,707
  4. Step 4: Simplify right side
    12,013.22x = 111,186,633.90
  5. Step 5: Solve for x
    x = 111,186,633.90/12,013.22
  6. Step 6: Final answer
    x = 9,255.36

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.