Home / 18,227.85-25,153.95-10,269.60

Finding the Fourth Proportional to 18,227.85, 25,153.95 and 10,269.60

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Solution

The fourth proportional to 18,227.85, 25,153.95 and 10,269.60 is: 14,171.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,227.85 : 25,153.95 = 10,269.60 : x
  2. Step 2: Convert to fraction form
    18,227.85/25,153.95 = 10,269.60/x
  3. Step 3: Cross multiply
    18,227.85x = 25,153.95 × 10,269.60
  4. Step 4: Simplify right side
    18,227.85x = 258,321,004.92
  5. Step 5: Solve for x
    x = 258,321,004.92/18,227.85
  6. Step 6: Final answer
    x = 14,171.78

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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.