Home / 14,414.16-19,883.97-11,728.38

Finding the Fourth Proportional to 14,414.16, 19,883.97 and 11,728.38

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Solution

The fourth proportional to 14,414.16, 19,883.97 and 11,728.38 is: 16,179.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,414.16 : 19,883.97 = 11,728.38 : x
  2. Step 2: Convert to fraction form
    14,414.16/19,883.97 = 11,728.38/x
  3. Step 3: Cross multiply
    14,414.16x = 19,883.97 × 11,728.38
  4. Step 4: Simplify right side
    14,414.16x = 233,206,756.07
  5. Step 5: Solve for x
    x = 233,206,756.07/14,414.16
  6. Step 6: Final answer
    x = 16,179.00

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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.