Home / 41,907.07-62,847.16-13,820.81

Finding the Fourth Proportional to 41,907.07, 62,847.16 and 13,820.81

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Solution

The fourth proportional to 41,907.07, 62,847.16 and 13,820.81 is: 20,726.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,907.07 : 62,847.16 = 13,820.81 : x
  2. Step 2: Convert to fraction form
    41,907.07/62,847.16 = 13,820.81/x
  3. Step 3: Cross multiply
    41,907.07x = 62,847.16 × 13,820.81
  4. Step 4: Simplify right side
    41,907.07x = 868,598,657.40
  5. Step 5: Solve for x
    x = 868,598,657.40/41,907.07
  6. Step 6: Final answer
    x = 20,726.78

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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.