Home / 33,422.77-46,122.10-19,986.02

Finding the Fourth Proportional to 33,422.77, 46,122.10 and 19,986.02

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Solution

The fourth proportional to 33,422.77, 46,122.10 and 19,986.02 is: 27,579.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,422.77 : 46,122.10 = 19,986.02 : x
  2. Step 2: Convert to fraction form
    33,422.77/46,122.10 = 19,986.02/x
  3. Step 3: Cross multiply
    33,422.77x = 46,122.10 × 19,986.02
  4. Step 4: Simplify right side
    33,422.77x = 921,796,932.47
  5. Step 5: Solve for x
    x = 921,796,932.47/33,422.77
  6. Step 6: Final answer
    x = 27,579.91

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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.