Home / 53,755.52-80,628.96-33,976.40

Finding the Fourth Proportional to 53,755.52, 80,628.96 and 33,976.40

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Solution

The fourth proportional to 53,755.52, 80,628.96 and 33,976.40 is: 50,961.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,755.52 : 80,628.96 = 33,976.40 : x
  2. Step 2: Convert to fraction form
    53,755.52/80,628.96 = 33,976.40/x
  3. Step 3: Cross multiply
    53,755.52x = 80,628.96 × 33,976.40
  4. Step 4: Simplify right side
    53,755.52x = 2,739,481,796.54
  5. Step 5: Solve for x
    x = 2,739,481,796.54/53,755.52
  6. Step 6: Final answer
    x = 50,961.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.