Home / 43,740.86-65,555.88-27,939.82

Finding the Fourth Proportional to 43,740.86, 65,555.88 and 27,939.82

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Solution

The fourth proportional to 43,740.86, 65,555.88 and 27,939.82 is: 41,874.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,740.86 : 65,555.88 = 27,939.82 : x
  2. Step 2: Convert to fraction form
    43,740.86/65,555.88 = 27,939.82/x
  3. Step 3: Cross multiply
    43,740.86x = 65,555.88 × 27,939.82
  4. Step 4: Simplify right side
    43,740.86x = 1,831,619,487.14
  5. Step 5: Solve for x
    x = 1,831,619,487.14/43,740.86
  6. Step 6: Final answer
    x = 41,874.34

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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.