Home / 51,795.40-71,439.78-33,861.64

Finding the Fourth Proportional to 51,795.40, 71,439.78 and 33,861.64

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Solution

The fourth proportional to 51,795.40, 71,439.78 and 33,861.64 is: 46,704.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,795.40 : 71,439.78 = 33,861.64 : x
  2. Step 2: Convert to fraction form
    51,795.40/71,439.78 = 33,861.64/x
  3. Step 3: Cross multiply
    51,795.40x = 71,439.78 × 33,861.64
  4. Step 4: Simplify right side
    51,795.40x = 2,419,068,112.04
  5. Step 5: Solve for x
    x = 2,419,068,112.04/51,795.40
  6. Step 6: Final answer
    x = 46,704.30

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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.