Home / 12,466.32-18,686.36-4,144.11

Finding the Fourth Proportional to 12,466.32, 18,686.36 and 4,144.11

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Solution

The fourth proportional to 12,466.32, 18,686.36 and 4,144.11 is: 6,211.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,466.32 : 18,686.36 = 4,144.11 : x
  2. Step 2: Convert to fraction form
    12,466.32/18,686.36 = 4,144.11/x
  3. Step 3: Cross multiply
    12,466.32x = 18,686.36 × 4,144.11
  4. Step 4: Simplify right side
    12,466.32x = 77,438,256.09
  5. Step 5: Solve for x
    x = 77,438,256.09/12,466.32
  6. Step 6: Final answer
    x = 6,211.80

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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.