Home / 57,927.60-79,940.52-32,776.56

Finding the Fourth Proportional to 57,927.60, 79,940.52 and 32,776.56

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Solution

The fourth proportional to 57,927.60, 79,940.52 and 32,776.56 is: 45,231.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,927.60 : 79,940.52 = 32,776.56 : x
  2. Step 2: Convert to fraction form
    57,927.60/79,940.52 = 32,776.56/x
  3. Step 3: Cross multiply
    57,927.60x = 79,940.52 × 32,776.56
  4. Step 4: Simplify right side
    57,927.60x = 2,620,175,250.21
  5. Step 5: Solve for x
    x = 2,620,175,250.21/57,927.60
  6. Step 6: Final answer
    x = 45,231.90

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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.