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Finding the Fourth Proportional to 41,141.80, 61,712.70 and 14,849.20

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Solution

The fourth proportional to 41,141.80, 61,712.70 and 14,849.20 is: 22,273.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,141.80 : 61,712.70 = 14,849.20 : x
  2. Step 2: Convert to fraction form
    41,141.80/61,712.70 = 14,849.20/x
  3. Step 3: Cross multiply
    41,141.80x = 61,712.70 × 14,849.20
  4. Step 4: Simplify right side
    41,141.80x = 916,384,224.84
  5. Step 5: Solve for x
    x = 916,384,224.84/41,141.80
  6. Step 6: Final answer
    x = 22,273.80

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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.