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Finding the Fourth Proportional to 41,294.99, 61,951.70 and 13,216.71

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Solution

The fourth proportional to 41,294.99, 61,951.70 and 13,216.71 is: 19,828.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,294.99 : 61,951.70 = 13,216.71 : x
  2. Step 2: Convert to fraction form
    41,294.99/61,951.70 = 13,216.71/x
  3. Step 3: Cross multiply
    41,294.99x = 61,951.70 × 13,216.71
  4. Step 4: Simplify right side
    41,294.99x = 818,797,586.82
  5. Step 5: Solve for x
    x = 818,797,586.82/41,294.99
  6. Step 6: Final answer
    x = 19,828.02

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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.