Home / 33,276.57-45,921.76-18,169.36

Finding the Fourth Proportional to 33,276.57, 45,921.76 and 18,169.36

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Solution

The fourth proportional to 33,276.57, 45,921.76 and 18,169.36 is: 25,073.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,276.57 : 45,921.76 = 18,169.36 : x
  2. Step 2: Convert to fraction form
    33,276.57/45,921.76 = 18,169.36/x
  3. Step 3: Cross multiply
    33,276.57x = 45,921.76 × 18,169.36
  4. Step 4: Simplify right side
    33,276.57x = 834,368,829.05
  5. Step 5: Solve for x
    x = 834,368,829.05/33,276.57
  6. Step 6: Final answer
    x = 25,073.77

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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.