Home / 18,724.59-25,839.93-10,769.37

Finding the Fourth Proportional to 18,724.59, 25,839.93 and 10,769.37

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Solution

The fourth proportional to 18,724.59, 25,839.93 and 10,769.37 is: 14,861.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,724.59 : 25,839.93 = 10,769.37 : x
  2. Step 2: Convert to fraction form
    18,724.59/25,839.93 = 10,769.37/x
  3. Step 3: Cross multiply
    18,724.59x = 25,839.93 × 10,769.37
  4. Step 4: Simplify right side
    18,724.59x = 278,279,766.94
  5. Step 5: Solve for x
    x = 278,279,766.94/18,724.59
  6. Step 6: Final answer
    x = 14,861.73

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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.