Home / 19,348.78-26,698.94-11,792.38

Finding the Fourth Proportional to 19,348.78, 26,698.94 and 11,792.38

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Solution

The fourth proportional to 19,348.78, 26,698.94 and 11,792.38 is: 16,272.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,348.78 : 26,698.94 = 11,792.38 : x
  2. Step 2: Convert to fraction form
    19,348.78/26,698.94 = 11,792.38/x
  3. Step 3: Cross multiply
    19,348.78x = 26,698.94 × 11,792.38
  4. Step 4: Simplify right side
    19,348.78x = 314,844,046.08
  5. Step 5: Solve for x
    x = 314,844,046.08/19,348.78
  6. Step 6: Final answer
    x = 16,272.04

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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.