Home / 41,878.89-57,725.43-34,311.87

Finding the Fourth Proportional to 41,878.89, 57,725.43 and 34,311.87

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Solution

The fourth proportional to 41,878.89, 57,725.43 and 34,311.87 is: 47,295.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,878.89 : 57,725.43 = 34,311.87 : x
  2. Step 2: Convert to fraction form
    41,878.89/57,725.43 = 34,311.87/x
  3. Step 3: Cross multiply
    41,878.89x = 57,725.43 × 34,311.87
  4. Step 4: Simplify right side
    41,878.89x = 1,980,667,449.85
  5. Step 5: Solve for x
    x = 1,980,667,449.85/41,878.89
  6. Step 6: Final answer
    x = 47,295.13

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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.