Home / 18,836.54-25,993.54-10,338.46

Finding the Fourth Proportional to 18,836.54, 25,993.54 and 10,338.46

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Solution

The fourth proportional to 18,836.54, 25,993.54 and 10,338.46 is: 14,266.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,836.54 : 25,993.54 = 10,338.46 : x
  2. Step 2: Convert to fraction form
    18,836.54/25,993.54 = 10,338.46/x
  3. Step 3: Cross multiply
    18,836.54x = 25,993.54 × 10,338.46
  4. Step 4: Simplify right side
    18,836.54x = 268,733,173.55
  5. Step 5: Solve for x
    x = 268,733,173.55/18,836.54
  6. Step 6: Final answer
    x = 14,266.59

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1.5x scale

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.