Home / 37,218.47-55,835.39-12,260.04

Finding the Fourth Proportional to 37,218.47, 55,835.39 and 12,260.04

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Solution

The fourth proportional to 37,218.47, 55,835.39 and 12,260.04 is: 18,392.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,218.47 : 55,835.39 = 12,260.04 : x
  2. Step 2: Convert to fraction form
    37,218.47/55,835.39 = 12,260.04/x
  3. Step 3: Cross multiply
    37,218.47x = 55,835.39 × 12,260.04
  4. Step 4: Simplify right side
    37,218.47x = 684,543,936.08
  5. Step 5: Solve for x
    x = 684,543,936.08/37,218.47
  6. Step 6: Final answer
    x = 18,392.59

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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.