Home / 41,021-61,537.44-12,931.56

Finding the Fourth Proportional to 41,021, 61,537.44 and 12,931.56

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Solution

The fourth proportional to 41,021, 61,537.44 and 12,931.56 is: 19,399.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,021 : 61,537.44 = 12,931.56 : x
  2. Step 2: Convert to fraction form
    41,021/61,537.44 = 12,931.56/x
  3. Step 3: Cross multiply
    41,021x = 61,537.44 × 12,931.56
  4. Step 4: Simplify right side
    41,021x = 795,775,097.61
  5. Step 5: Solve for x
    x = 795,775,097.61/41,021
  6. Step 6: Final answer
    x = 19,399.21

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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.