Home / 43,932.74-65,914.38-31,936.14

Finding the Fourth Proportional to 43,932.74, 65,914.38 and 31,936.14

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Solution

The fourth proportional to 43,932.74, 65,914.38 and 31,936.14 is: 47,915.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,932.74 : 65,914.38 = 31,936.14 : x
  2. Step 2: Convert to fraction form
    43,932.74/65,914.38 = 31,936.14/x
  3. Step 3: Cross multiply
    43,932.74x = 65,914.38 × 31,936.14
  4. Step 4: Simplify right side
    43,932.74x = 2,105,050,867.69
  5. Step 5: Solve for x
    x = 2,105,050,867.69/43,932.74
  6. Step 6: Final answer
    x = 47,915.32

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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.