Home / 57,569.05-79,431.46-32,418.55

Finding the Fourth Proportional to 57,569.05, 79,431.46 and 32,418.55

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Solution

The fourth proportional to 57,569.05, 79,431.46 and 32,418.55 is: 44,729.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,569.05 : 79,431.46 = 32,418.55 : x
  2. Step 2: Convert to fraction form
    57,569.05/79,431.46 = 32,418.55/x
  3. Step 3: Cross multiply
    57,569.05x = 79,431.46 × 32,418.55
  4. Step 4: Simplify right side
    57,569.05x = 2,575,052,757.58
  5. Step 5: Solve for x
    x = 2,575,052,757.58/57,569.05
  6. Step 6: Final answer
    x = 44,729.81

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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.