Home / 49,635.93-74,453.67-12,195.69

Finding the Fourth Proportional to 49,635.93, 74,453.67 and 12,195.69

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Solution

The fourth proportional to 49,635.93, 74,453.67 and 12,195.69 is: 18,293.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,635.93 : 74,453.67 = 12,195.69 : x
  2. Step 2: Convert to fraction form
    49,635.93/74,453.67 = 12,195.69/x
  3. Step 3: Cross multiply
    49,635.93x = 74,453.67 × 12,195.69
  4. Step 4: Simplify right side
    49,635.93x = 908,013,878.68
  5. Step 5: Solve for x
    x = 908,013,878.68/49,635.93
  6. Step 6: Final answer
    x = 18,293.48

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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.