Home / 41,740.24-57,579.84-28,306.72

Finding the Fourth Proportional to 41,740.24, 57,579.84 and 28,306.72

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Solution

The fourth proportional to 41,740.24, 57,579.84 and 28,306.72 is: 39,048.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,740.24 : 57,579.84 = 28,306.72 : x
  2. Step 2: Convert to fraction form
    41,740.24/57,579.84 = 28,306.72/x
  3. Step 3: Cross multiply
    41,740.24x = 57,579.84 × 28,306.72
  4. Step 4: Simplify right side
    41,740.24x = 1,629,896,408.52
  5. Step 5: Solve for x
    x = 1,629,896,408.52/41,740.24
  6. Step 6: Final answer
    x = 39,048.56

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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.