Home / 12,967.14-19,327.35-12,228.96

Finding the Fourth Proportional to 12,967.14, 19,327.35 and 12,228.96

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Solution

The fourth proportional to 12,967.14, 19,327.35 and 12,228.96 is: 18,227.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,967.14 : 19,327.35 = 12,228.96 : x
  2. Step 2: Convert to fraction form
    12,967.14/19,327.35 = 12,228.96/x
  3. Step 3: Cross multiply
    12,967.14x = 19,327.35 × 12,228.96
  4. Step 4: Simplify right side
    12,967.14x = 236,353,390.06
  5. Step 5: Solve for x
    x = 236,353,390.06/12,967.14
  6. Step 6: Final answer
    x = 18,227.10

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.