Home / 37,076.12-55,608.28-12,115.96

Finding the Fourth Proportional to 37,076.12, 55,608.28 and 12,115.96

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Solution

The fourth proportional to 37,076.12, 55,608.28 and 12,115.96 is: 18,172.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,076.12 : 55,608.28 = 12,115.96 : x
  2. Step 2: Convert to fraction form
    37,076.12/55,608.28 = 12,115.96/x
  3. Step 3: Cross multiply
    37,076.12x = 55,608.28 × 12,115.96
  4. Step 4: Simplify right side
    37,076.12x = 673,747,696.15
  5. Step 5: Solve for x
    x = 673,747,696.15/37,076.12
  6. Step 6: Final answer
    x = 18,172.01

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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.