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Finding the Fourth Proportional to 41,920.46, 62,907.46 and 15,263.89

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Solution

The fourth proportional to 41,920.46, 62,907.46 and 15,263.89 is: 22,905.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,920.46 : 62,907.46 = 15,263.89 : x
  2. Step 2: Convert to fraction form
    41,920.46/62,907.46 = 15,263.89/x
  3. Step 3: Cross multiply
    41,920.46x = 62,907.46 × 15,263.89
  4. Step 4: Simplify right side
    41,920.46x = 960,212,750.98
  5. Step 5: Solve for x
    x = 960,212,750.98/41,920.46
  6. Step 6: Final answer
    x = 22,905.59

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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.