Home / 41,010.66-61,517.70-21,276.54

Finding the Fourth Proportional to 41,010.66, 61,517.70 and 21,276.54

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Solution

The fourth proportional to 41,010.66, 61,517.70 and 21,276.54 is: 31,915.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,010.66 : 61,517.70 = 21,276.54 : x
  2. Step 2: Convert to fraction form
    41,010.66/61,517.70 = 21,276.54/x
  3. Step 3: Cross multiply
    41,010.66x = 61,517.70 × 21,276.54
  4. Step 4: Simplify right side
    41,010.66x = 1,308,883,804.76
  5. Step 5: Solve for x
    x = 1,308,883,804.76/41,010.66
  6. Step 6: Final answer
    x = 31,915.70

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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.