Home / 57,713.58-79,634.34-33,515.64

Finding the Fourth Proportional to 57,713.58, 79,634.34 and 33,515.64

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Solution

The fourth proportional to 57,713.58, 79,634.34 and 33,515.64 is: 46,245.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,713.58 : 79,634.34 = 33,515.64 : x
  2. Step 2: Convert to fraction form
    57,713.58/79,634.34 = 33,515.64/x
  3. Step 3: Cross multiply
    57,713.58x = 79,634.34 × 33,515.64
  4. Step 4: Simplify right side
    57,713.58x = 2,668,995,871.08
  5. Step 5: Solve for x
    x = 2,668,995,871.08/57,713.58
  6. Step 6: Final answer
    x = 46,245.54

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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.