Home / 33,818.73-46,661.45-21,867.69

Finding the Fourth Proportional to 33,818.73, 46,661.45 and 21,867.69

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Solution

The fourth proportional to 33,818.73, 46,661.45 and 21,867.69 is: 30,171.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,818.73 : 46,661.45 = 21,867.69 : x
  2. Step 2: Convert to fraction form
    33,818.73/46,661.45 = 21,867.69/x
  3. Step 3: Cross multiply
    33,818.73x = 46,661.45 × 21,867.69
  4. Step 4: Simplify right side
    33,818.73x = 1,020,378,049.73
  5. Step 5: Solve for x
    x = 1,020,378,049.73/33,818.73
  6. Step 6: Final answer
    x = 30,171.98

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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.