Home / 33,152.79-45,754.74-18,619.36

Finding the Fourth Proportional to 33,152.79, 45,754.74 and 18,619.36

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Solution

The fourth proportional to 33,152.79, 45,754.74 and 18,619.36 is: 25,696.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,152.79 : 45,754.74 = 18,619.36 : x
  2. Step 2: Convert to fraction form
    33,152.79/45,754.74 = 18,619.36/x
  3. Step 3: Cross multiply
    33,152.79x = 45,754.74 × 18,619.36
  4. Step 4: Simplify right side
    33,152.79x = 851,923,775.59
  5. Step 5: Solve for x
    x = 851,923,775.59/33,152.79
  6. Step 6: Final answer
    x = 25,696.90

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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.