Home / 41,721.82-62,586.57-13,642.02

Finding the Fourth Proportional to 41,721.82, 62,586.57 and 13,642.02

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Solution

The fourth proportional to 41,721.82, 62,586.57 and 13,642.02 is: 20,464.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,721.82 : 62,586.57 = 13,642.02 : x
  2. Step 2: Convert to fraction form
    41,721.82/62,586.57 = 13,642.02/x
  3. Step 3: Cross multiply
    41,721.82x = 62,586.57 × 13,642.02
  4. Step 4: Simplify right side
    41,721.82x = 853,807,239.67
  5. Step 5: Solve for x
    x = 853,807,239.67/41,721.82
  6. Step 6: Final answer
    x = 20,464.29

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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.