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Finding the Fourth Proportional to 41,866.80, 62,848.80 and 25,245.60

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Solution

The fourth proportional to 41,866.80, 62,848.80 and 25,245.60 is: 37,897.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,866.80 : 62,848.80 = 25,245.60 : x
  2. Step 2: Convert to fraction form
    41,866.80/62,848.80 = 25,245.60/x
  3. Step 3: Cross multiply
    41,866.80x = 62,848.80 × 25,245.60
  4. Step 4: Simplify right side
    41,866.80x = 1,586,655,665.28
  5. Step 5: Solve for x
    x = 1,586,655,665.28/41,866.80
  6. Step 6: Final answer
    x = 37,897.71

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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.