Home / 41,961.96-62,898.86-21,141.80

Finding the Fourth Proportional to 41,961.96, 62,898.86 and 21,141.80

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Solution

The fourth proportional to 41,961.96, 62,898.86 and 21,141.80 is: 31,690.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,961.96 : 62,898.86 = 21,141.80 : x
  2. Step 2: Convert to fraction form
    41,961.96/62,898.86 = 21,141.80/x
  3. Step 3: Cross multiply
    41,961.96x = 62,898.86 × 21,141.80
  4. Step 4: Simplify right side
    41,961.96x = 1,329,795,118.35
  5. Step 5: Solve for x
    x = 1,329,795,118.35/41,961.96
  6. Step 6: Final answer
    x = 31,690.49

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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.