Home / 31,096.68-46,636.80-12,375.96

Finding the Fourth Proportional to 31,096.68, 46,636.80 and 12,375.96

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Solution

The fourth proportional to 31,096.68, 46,636.80 and 12,375.96 is: 18,560.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,096.68 : 46,636.80 = 12,375.96 : x
  2. Step 2: Convert to fraction form
    31,096.68/46,636.80 = 12,375.96/x
  3. Step 3: Cross multiply
    31,096.68x = 46,636.80 × 12,375.96
  4. Step 4: Simplify right side
    31,096.68x = 577,175,171.33
  5. Step 5: Solve for x
    x = 577,175,171.33/31,096.68
  6. Step 6: Final answer
    x = 18,560.67

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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.