Home / 27,923.78-41,874.66-11,280.68

Finding the Fourth Proportional to 27,923.78, 41,874.66 and 11,280.68

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Solution

The fourth proportional to 27,923.78, 41,874.66 and 11,280.68 is: 16,916.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,923.78 : 41,874.66 = 11,280.68 : x
  2. Step 2: Convert to fraction form
    27,923.78/41,874.66 = 11,280.68/x
  3. Step 3: Cross multiply
    27,923.78x = 41,874.66 × 11,280.68
  4. Step 4: Simplify right side
    27,923.78x = 472,374,639.57
  5. Step 5: Solve for x
    x = 472,374,639.57/27,923.78
  6. Step 6: Final answer
    x = 16,916.57

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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.