Home / 27,555.46-41,315.42-11,770.80

Finding the Fourth Proportional to 27,555.46, 41,315.42 and 11,770.80

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Solution

The fourth proportional to 27,555.46, 41,315.42 and 11,770.80 is: 17,648.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,555.46 : 41,315.42 = 11,770.80 : x
  2. Step 2: Convert to fraction form
    27,555.46/41,315.42 = 11,770.80/x
  3. Step 3: Cross multiply
    27,555.46x = 41,315.42 × 11,770.80
  4. Step 4: Simplify right side
    27,555.46x = 486,315,545.74
  5. Step 5: Solve for x
    x = 486,315,545.74/27,555.46
  6. Step 6: Final answer
    x = 17,648.61

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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.