Home / 35,783.24-49,382.41-19,867.69

Finding the Fourth Proportional to 35,783.24, 49,382.41 and 19,867.69

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Solution

The fourth proportional to 35,783.24, 49,382.41 and 19,867.69 is: 27,418.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,783.24 : 49,382.41 = 19,867.69 : x
  2. Step 2: Convert to fraction form
    35,783.24/49,382.41 = 19,867.69/x
  3. Step 3: Cross multiply
    35,783.24x = 49,382.41 × 19,867.69
  4. Step 4: Simplify right side
    35,783.24x = 981,114,413.33
  5. Step 5: Solve for x
    x = 981,114,413.33/35,783.24
  6. Step 6: Final answer
    x = 27,418.27

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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.