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Finding the Fourth Proportional to 40,402.44, 60,607.64 and 15,463.44

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Solution

The fourth proportional to 40,402.44, 60,607.64 and 15,463.44 is: 23,196.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,402.44 : 60,607.64 = 15,463.44 : x
  2. Step 2: Convert to fraction form
    40,402.44/60,607.64 = 15,463.44/x
  3. Step 3: Cross multiply
    40,402.44x = 60,607.64 × 15,463.44
  4. Step 4: Simplify right side
    40,402.44x = 937,202,604.68
  5. Step 5: Solve for x
    x = 937,202,604.68/40,402.44
  6. Step 6: Final answer
    x = 23,196.68

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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.