Home / 33,185.20-45,801.84-19,047.28

Finding the Fourth Proportional to 33,185.20, 45,801.84 and 19,047.28

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Solution

The fourth proportional to 33,185.20, 45,801.84 and 19,047.28 is: 26,288.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,185.20 : 45,801.84 = 19,047.28 : x
  2. Step 2: Convert to fraction form
    33,185.20/45,801.84 = 19,047.28/x
  3. Step 3: Cross multiply
    33,185.20x = 45,801.84 × 19,047.28
  4. Step 4: Simplify right side
    33,185.20x = 872,400,471.00
  5. Step 5: Solve for x
    x = 872,400,471.00/33,185.20
  6. Step 6: Final answer
    x = 26,288.84

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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.