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Finding the Fourth Proportional to 51,042.99, 76,559.49 and 15,504.62

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Solution

The fourth proportional to 51,042.99, 76,559.49 and 15,504.62 is: 23,255.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,042.99 : 76,559.49 = 15,504.62 : x
  2. Step 2: Convert to fraction form
    51,042.99/76,559.49 = 15,504.62/x
  3. Step 3: Cross multiply
    51,042.99x = 76,559.49 × 15,504.62
  4. Step 4: Simplify right side
    51,042.99x = 1,187,025,799.84
  5. Step 5: Solve for x
    x = 1,187,025,799.84/51,042.99
  6. Step 6: Final answer
    x = 23,255.41

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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.