Home / 37,218.97-55,836.15-12,260.54

Finding the Fourth Proportional to 37,218.97, 55,836.15 and 12,260.54

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Solution

The fourth proportional to 37,218.97, 55,836.15 and 12,260.54 is: 18,393.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,218.97 : 55,836.15 = 12,260.54 : x
  2. Step 2: Convert to fraction form
    37,218.97/55,836.15 = 12,260.54/x
  3. Step 3: Cross multiply
    37,218.97x = 55,836.15 × 12,260.54
  4. Step 4: Simplify right side
    37,218.97x = 684,581,010.04
  5. Step 5: Solve for x
    x = 684,581,010.04/37,218.97
  6. Step 6: Final answer
    x = 18,393.34

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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.