Home / 15,853.92-23,792.41-12,771.14

Finding the Fourth Proportional to 15,853.92, 23,792.41 and 12,771.14

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Solution

The fourth proportional to 15,853.92, 23,792.41 and 12,771.14 is: 19,166.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,853.92 : 23,792.41 = 12,771.14 : x
  2. Step 2: Convert to fraction form
    15,853.92/23,792.41 = 12,771.14/x
  3. Step 3: Cross multiply
    15,853.92x = 23,792.41 × 12,771.14
  4. Step 4: Simplify right side
    15,853.92x = 303,856,135.19
  5. Step 5: Solve for x
    x = 303,856,135.19/15,853.92
  6. Step 6: Final answer
    x = 19,166.00

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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.