Home / 18,236.40-25,166.40-10,277.92

Finding the Fourth Proportional to 18,236.40, 25,166.40 and 10,277.92

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Solution

The fourth proportional to 18,236.40, 25,166.40 and 10,277.92 is: 14,183.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,236.40 : 25,166.40 = 10,277.92 : x
  2. Step 2: Convert to fraction form
    18,236.40/25,166.40 = 10,277.92/x
  3. Step 3: Cross multiply
    18,236.40x = 25,166.40 × 10,277.92
  4. Step 4: Simplify right side
    18,236.40x = 258,658,245.89
  5. Step 5: Solve for x
    x = 258,658,245.89/18,236.40
  6. Step 6: Final answer
    x = 14,183.62

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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.