Home / 41,076.72-61,516.97-21,037.12

Finding the Fourth Proportional to 41,076.72, 61,516.97 and 21,037.12

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Solution

The fourth proportional to 41,076.72, 61,516.97 and 21,037.12 is: 31,505.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,076.72 : 61,516.97 = 21,037.12 : x
  2. Step 2: Convert to fraction form
    41,076.72/61,516.97 = 21,037.12/x
  3. Step 3: Cross multiply
    41,076.72x = 61,516.97 × 21,037.12
  4. Step 4: Simplify right side
    41,076.72x = 1,294,139,699.84
  5. Step 5: Solve for x
    x = 1,294,139,699.84/41,076.72
  6. Step 6: Final answer
    x = 31,505.43

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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.