Home / 37,141.07-55,706.13-12,183.75

Finding the Fourth Proportional to 37,141.07, 55,706.13 and 12,183.75

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Solution

The fourth proportional to 37,141.07, 55,706.13 and 12,183.75 is: 18,273.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,141.07 : 55,706.13 = 12,183.75 : x
  2. Step 2: Convert to fraction form
    37,141.07/55,706.13 = 12,183.75/x
  3. Step 3: Cross multiply
    37,141.07x = 55,706.13 × 12,183.75
  4. Step 4: Simplify right side
    37,141.07x = 678,709,561.39
  5. Step 5: Solve for x
    x = 678,709,561.39/37,141.07
  6. Step 6: Final answer
    x = 18,273.83

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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.