Home / 41,581.75-57,384.03-22,720.09

Finding the Fourth Proportional to 41,581.75, 57,384.03 and 22,720.09

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Solution

The fourth proportional to 41,581.75, 57,384.03 and 22,720.09 is: 31,354.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,581.75 : 57,384.03 = 22,720.09 : x
  2. Step 2: Convert to fraction form
    41,581.75/57,384.03 = 22,720.09/x
  3. Step 3: Cross multiply
    41,581.75x = 57,384.03 × 22,720.09
  4. Step 4: Simplify right side
    41,581.75x = 1,303,770,326.16
  5. Step 5: Solve for x
    x = 1,303,770,326.16/41,581.75
  6. Step 6: Final answer
    x = 31,354.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.