Home / 19,065.76-26,290.32-11,608.48

Finding the Fourth Proportional to 19,065.76, 26,290.32 and 11,608.48

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Solution

The fourth proportional to 19,065.76, 26,290.32 and 11,608.48 is: 16,007.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,065.76 : 26,290.32 = 11,608.48 : x
  2. Step 2: Convert to fraction form
    19,065.76/26,290.32 = 11,608.48/x
  3. Step 3: Cross multiply
    19,065.76x = 26,290.32 × 11,608.48
  4. Step 4: Simplify right side
    19,065.76x = 305,190,653.91
  5. Step 5: Solve for x
    x = 305,190,653.91/19,065.76
  6. Step 6: Final answer
    x = 16,007.26

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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.