Home / 18,264.87-25,203.66-10,306.62

Finding the Fourth Proportional to 18,264.87, 25,203.66 and 10,306.62

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Solution

The fourth proportional to 18,264.87, 25,203.66 and 10,306.62 is: 14,222.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,264.87 : 25,203.66 = 10,306.62 : x
  2. Step 2: Convert to fraction form
    18,264.87/25,203.66 = 10,306.62/x
  3. Step 3: Cross multiply
    18,264.87x = 25,203.66 × 10,306.62
  4. Step 4: Simplify right side
    18,264.87x = 259,764,546.23
  5. Step 5: Solve for x
    x = 259,764,546.23/18,264.87
  6. Step 6: Final answer
    x = 14,222.09

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Why These Related Problems?

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