Home / 47,796.56-65,975.66-28,933.69

Finding the Fourth Proportional to 47,796.56, 65,975.66 and 28,933.69

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Solution

The fourth proportional to 47,796.56, 65,975.66 and 28,933.69 is: 39,938.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,796.56 : 65,975.66 = 28,933.69 : x
  2. Step 2: Convert to fraction form
    47,796.56/65,975.66 = 28,933.69/x
  3. Step 3: Cross multiply
    47,796.56x = 65,975.66 × 28,933.69
  4. Step 4: Simplify right side
    47,796.56x = 1,908,919,293.99
  5. Step 5: Solve for x
    x = 1,908,919,293.99/47,796.56
  6. Step 6: Final answer
    x = 39,938.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.