Home / 33,891.17-46,769.77-18,783.86

Finding the Fourth Proportional to 33,891.17, 46,769.77 and 18,783.86

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Solution

The fourth proportional to 33,891.17, 46,769.77 and 18,783.86 is: 25,921.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,891.17 : 46,769.77 = 18,783.86 : x
  2. Step 2: Convert to fraction form
    33,891.17/46,769.77 = 18,783.86/x
  3. Step 3: Cross multiply
    33,891.17x = 46,769.77 × 18,783.86
  4. Step 4: Simplify right side
    33,891.17x = 878,516,601.54
  5. Step 5: Solve for x
    x = 878,516,601.54/33,891.17
  6. Step 6: Final answer
    x = 25,921.70

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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.