Home / 18,742.73-25,865.06-10,244.71

Finding the Fourth Proportional to 18,742.73, 25,865.06 and 10,244.71

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Solution

The fourth proportional to 18,742.73, 25,865.06 and 10,244.71 is: 14,137.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,742.73 : 25,865.06 = 10,244.71 : x
  2. Step 2: Convert to fraction form
    18,742.73/25,865.06 = 10,244.71/x
  3. Step 3: Cross multiply
    18,742.73x = 25,865.06 × 10,244.71
  4. Step 4: Simplify right side
    18,742.73x = 264,980,019.94
  5. Step 5: Solve for x
    x = 264,980,019.94/18,742.73
  6. Step 6: Final answer
    x = 14,137.75

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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.