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Finding the Fourth Proportional to 44,620.76, 66,909.76 and 25,905.96

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Solution

The fourth proportional to 44,620.76, 66,909.76 and 25,905.96 is: 38,846.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,620.76 : 66,909.76 = 25,905.96 : x
  2. Step 2: Convert to fraction form
    44,620.76/66,909.76 = 25,905.96/x
  3. Step 3: Cross multiply
    44,620.76x = 66,909.76 × 25,905.96
  4. Step 4: Simplify right side
    44,620.76x = 1,733,361,566.17
  5. Step 5: Solve for x
    x = 1,733,361,566.17/44,620.76
  6. Step 6: Final answer
    x = 38,846.53

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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.