Home / 33,286.06-45,935.08-18,945.19

Finding the Fourth Proportional to 33,286.06, 45,935.08 and 18,945.19

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Solution

The fourth proportional to 33,286.06, 45,935.08 and 18,945.19 is: 26,144.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,286.06 : 45,935.08 = 18,945.19 : x
  2. Step 2: Convert to fraction form
    33,286.06/45,935.08 = 18,945.19/x
  3. Step 3: Cross multiply
    33,286.06x = 45,935.08 × 18,945.19
  4. Step 4: Simplify right side
    33,286.06x = 870,248,818.27
  5. Step 5: Solve for x
    x = 870,248,818.27/33,286.06
  6. Step 6: Final answer
    x = 26,144.54

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Half scale
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Double scale
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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.