Home / 57,448.45-79,276.31-33,245.58

Finding the Fourth Proportional to 57,448.45, 79,276.31 and 33,245.58

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Solution

The fourth proportional to 57,448.45, 79,276.31 and 33,245.58 is: 45,877.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,448.45 : 79,276.31 = 33,245.58 : x
  2. Step 2: Convert to fraction form
    57,448.45/79,276.31 = 33,245.58/x
  3. Step 3: Cross multiply
    57,448.45x = 79,276.31 × 33,245.58
  4. Step 4: Simplify right side
    57,448.45x = 2,635,586,906.21
  5. Step 5: Solve for x
    x = 2,635,586,906.21/57,448.45
  6. Step 6: Final answer
    x = 45,877.42

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1.5x scale

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.