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Finding the Fourth Proportional to 40,504.73, 60,766.88 and 15,204.47

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Solution

The fourth proportional to 40,504.73, 60,766.88 and 15,204.47 is: 22,810.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,504.73 : 60,766.88 = 15,204.47 : x
  2. Step 2: Convert to fraction form
    40,504.73/60,766.88 = 15,204.47/x
  3. Step 3: Cross multiply
    40,504.73x = 60,766.88 × 15,204.47
  4. Step 4: Simplify right side
    40,504.73x = 923,927,824.10
  5. Step 5: Solve for x
    x = 923,927,824.10/40,504.73
  6. Step 6: Final answer
    x = 22,810.37

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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.