Home / 13,257.27-18,276.21-10,544.72

Finding the Fourth Proportional to 13,257.27, 18,276.21 and 10,544.72

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Solution

The fourth proportional to 13,257.27, 18,276.21 and 10,544.72 is: 14,536.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,257.27 : 18,276.21 = 10,544.72 : x
  2. Step 2: Convert to fraction form
    13,257.27/18,276.21 = 10,544.72/x
  3. Step 3: Cross multiply
    13,257.27x = 18,276.21 × 10,544.72
  4. Step 4: Simplify right side
    13,257.27x = 192,717,425.73
  5. Step 5: Solve for x
    x = 192,717,425.73/13,257.27
  6. Step 6: Final answer
    x = 14,536.74

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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.