Home / 41,076.73-61,624.01-12,613.78

Finding the Fourth Proportional to 41,076.73, 61,624.01 and 12,613.78

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Solution

The fourth proportional to 41,076.73, 61,624.01 and 12,613.78 is: 18,923.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,076.73 : 61,624.01 = 12,613.78 : x
  2. Step 2: Convert to fraction form
    41,076.73/61,624.01 = 12,613.78/x
  3. Step 3: Cross multiply
    41,076.73x = 61,624.01 × 12,613.78
  4. Step 4: Simplify right side
    41,076.73x = 777,311,487.73
  5. Step 5: Solve for x
    x = 777,311,487.73/41,076.73
  6. Step 6: Final answer
    x = 18,923.40

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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.