Home / 57,786.12-79,745.22-32,635.08

Finding the Fourth Proportional to 57,786.12, 79,745.22 and 32,635.08

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Solution

The fourth proportional to 57,786.12, 79,745.22 and 32,635.08 is: 45,036.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,786.12 : 79,745.22 = 32,635.08 : x
  2. Step 2: Convert to fraction form
    57,786.12/79,745.22 = 32,635.08/x
  3. Step 3: Cross multiply
    57,786.12x = 79,745.22 × 32,635.08
  4. Step 4: Simplify right side
    57,786.12x = 2,602,491,634.32
  5. Step 5: Solve for x
    x = 2,602,491,634.32/57,786.12
  6. Step 6: Final answer
    x = 45,036.62

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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.