Home / 38,805.56-53,550.06-22,039.48

Finding the Fourth Proportional to 38,805.56, 53,550.06 and 22,039.48

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Solution

The fourth proportional to 38,805.56, 53,550.06 and 22,039.48 is: 30,413.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,805.56 : 53,550.06 = 22,039.48 : x
  2. Step 2: Convert to fraction form
    38,805.56/53,550.06 = 22,039.48/x
  3. Step 3: Cross multiply
    38,805.56x = 53,550.06 × 22,039.48
  4. Step 4: Simplify right side
    38,805.56x = 1,180,215,476.37
  5. Step 5: Solve for x
    x = 1,180,215,476.37/38,805.56
  6. Step 6: Final answer
    x = 30,413.57

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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.