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Finding the Fourth Proportional to 41,269.88, 56,955.88 and 25,359.86

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Solution

The fourth proportional to 41,269.88, 56,955.88 and 25,359.86 is: 34,998.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,269.88 : 56,955.88 = 25,359.86 : x
  2. Step 2: Convert to fraction form
    41,269.88/56,955.88 = 25,359.86/x
  3. Step 3: Cross multiply
    41,269.88x = 56,955.88 × 25,359.86
  4. Step 4: Simplify right side
    41,269.88x = 1,444,393,142.98
  5. Step 5: Solve for x
    x = 1,444,393,142.98/41,269.88
  6. Step 6: Final answer
    x = 34,998.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.