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Finding the Fourth Proportional to 41,759.78, 62,631.16 and 15,458.27

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Solution

The fourth proportional to 41,759.78, 62,631.16 and 15,458.27 is: 23,184.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,759.78 : 62,631.16 = 15,458.27 : x
  2. Step 2: Convert to fraction form
    41,759.78/62,631.16 = 15,458.27/x
  3. Step 3: Cross multiply
    41,759.78x = 62,631.16 × 15,458.27
  4. Step 4: Simplify right side
    41,759.78x = 968,169,029.89
  5. Step 5: Solve for x
    x = 968,169,029.89/41,759.78
  6. Step 6: Final answer
    x = 23,184.25

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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.