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Finding the Fourth Proportional to 48,351.78, 72,527.99 and 13,295.14

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Solution

The fourth proportional to 48,351.78, 72,527.99 and 13,295.14 is: 19,942.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,351.78 : 72,527.99 = 13,295.14 : x
  2. Step 2: Convert to fraction form
    48,351.78/72,527.99 = 13,295.14/x
  3. Step 3: Cross multiply
    48,351.78x = 72,527.99 × 13,295.14
  4. Step 4: Simplify right side
    48,351.78x = 964,269,780.97
  5. Step 5: Solve for x
    x = 964,269,780.97/48,351.78
  6. Step 6: Final answer
    x = 19,942.80

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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.