Home / 19,391.04-26,759.61-11,007.54

Finding the Fourth Proportional to 19,391.04, 26,759.61 and 11,007.54

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Solution

The fourth proportional to 19,391.04, 26,759.61 and 11,007.54 is: 15,190.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,391.04 : 26,759.61 = 11,007.54 : x
  2. Step 2: Convert to fraction form
    19,391.04/26,759.61 = 11,007.54/x
  3. Step 3: Cross multiply
    19,391.04x = 26,759.61 × 11,007.54
  4. Step 4: Simplify right side
    19,391.04x = 294,557,477.46
  5. Step 5: Solve for x
    x = 294,557,477.46/19,391.04
  6. Step 6: Final answer
    x = 15,190.39

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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.