Home / 41,790.38-62,689.56-12,208.46

Finding the Fourth Proportional to 41,790.38, 62,689.56 and 12,208.46

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Solution

The fourth proportional to 41,790.38, 62,689.56 and 12,208.46 is: 18,313.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,790.38 : 62,689.56 = 12,208.46 : x
  2. Step 2: Convert to fraction form
    41,790.38/62,689.56 = 12,208.46/x
  3. Step 3: Cross multiply
    41,790.38x = 62,689.56 × 12,208.46
  4. Step 4: Simplify right side
    41,790.38x = 765,342,985.68
  5. Step 5: Solve for x
    x = 765,342,985.68/41,790.38
  6. Step 6: Final answer
    x = 18,313.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.