Home / 18,249.84-27,370.80-7,152.96

Finding the Fourth Proportional to 18,249.84, 27,370.80 and 7,152.96

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Solution

The fourth proportional to 18,249.84, 27,370.80 and 7,152.96 is: 10,727.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,249.84 : 27,370.80 = 7,152.96 : x
  2. Step 2: Convert to fraction form
    18,249.84/27,370.80 = 7,152.96/x
  3. Step 3: Cross multiply
    18,249.84x = 27,370.80 × 7,152.96
  4. Step 4: Simplify right side
    18,249.84x = 195,782,237.57
  5. Step 5: Solve for x
    x = 195,782,237.57/18,249.84
  6. Step 6: Final answer
    x = 10,727.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.