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Finding the Fourth Proportional to 44,625.81, 66,917.16 and 25,910.55

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Solution

The fourth proportional to 44,625.81, 66,917.16 and 25,910.55 is: 38,853.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,625.81 : 66,917.16 = 25,910.55 : x
  2. Step 2: Convert to fraction form
    44,625.81/66,917.16 = 25,910.55/x
  3. Step 3: Cross multiply
    44,625.81x = 66,917.16 × 25,910.55
  4. Step 4: Simplify right side
    44,625.81x = 1,733,860,420.04
  5. Step 5: Solve for x
    x = 1,733,860,420.04/44,625.81
  6. Step 6: Final answer
    x = 38,853.31

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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.