Home / 18,277.62-25,218.80-10,723.56

Finding the Fourth Proportional to 18,277.62, 25,218.80 and 10,723.56

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Solution

The fourth proportional to 18,277.62, 25,218.80 and 10,723.56 is: 14,795.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,277.62 : 25,218.80 = 10,723.56 : x
  2. Step 2: Convert to fraction form
    18,277.62/25,218.80 = 10,723.56/x
  3. Step 3: Cross multiply
    18,277.62x = 25,218.80 × 10,723.56
  4. Step 4: Simplify right side
    18,277.62x = 270,435,314.93
  5. Step 5: Solve for x
    x = 270,435,314.93/18,277.62
  6. Step 6: Final answer
    x = 14,795.98

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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.