Home / 41,863.77-62,790.68-13,776.86

Finding the Fourth Proportional to 41,863.77, 62,790.68 and 13,776.86

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Solution

The fourth proportional to 41,863.77, 62,790.68 and 13,776.86 is: 20,663.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,863.77 : 62,790.68 = 13,776.86 : x
  2. Step 2: Convert to fraction form
    41,863.77/62,790.68 = 13,776.86/x
  3. Step 3: Cross multiply
    41,863.77x = 62,790.68 × 13,776.86
  4. Step 4: Simplify right side
    41,863.77x = 865,058,407.66
  5. Step 5: Solve for x
    x = 865,058,407.66/41,863.77
  6. Step 6: Final answer
    x = 20,663.65

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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.