Home / 57,913.52-79,912.16-32,418.56

Finding the Fourth Proportional to 57,913.52, 79,912.16 and 32,418.56

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Solution

The fourth proportional to 57,913.52, 79,912.16 and 32,418.56 is: 44,732.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,913.52 : 79,912.16 = 32,418.56 : x
  2. Step 2: Convert to fraction form
    57,913.52/79,912.16 = 32,418.56/x
  3. Step 3: Cross multiply
    57,913.52x = 79,912.16 × 32,418.56
  4. Step 4: Simplify right side
    57,913.52x = 2,590,636,991.60
  5. Step 5: Solve for x
    x = 2,590,636,991.60/57,913.52
  6. Step 6: Final answer
    x = 44,732.85

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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.