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Finding the Fourth Proportional to 41,262.40, 61,917.90 and 14,969.80

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Solution

The fourth proportional to 41,262.40, 61,917.90 and 14,969.80 is: 22,463.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,262.40 : 61,917.90 = 14,969.80 : x
  2. Step 2: Convert to fraction form
    41,262.40/61,917.90 = 14,969.80/x
  3. Step 3: Cross multiply
    41,262.40x = 61,917.90 × 14,969.80
  4. Step 4: Simplify right side
    41,262.40x = 926,898,579.42
  5. Step 5: Solve for x
    x = 926,898,579.42/41,262.40
  6. Step 6: Final answer
    x = 22,463.52

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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.