Home / 49,137.66-67,811.85-26,781.66

Finding the Fourth Proportional to 49,137.66, 67,811.85 and 26,781.66

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Solution

The fourth proportional to 49,137.66, 67,811.85 and 26,781.66 is: 36,959.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,137.66 : 67,811.85 = 26,781.66 : x
  2. Step 2: Convert to fraction form
    49,137.66/67,811.85 = 26,781.66/x
  3. Step 3: Cross multiply
    49,137.66x = 67,811.85 × 26,781.66
  4. Step 4: Simplify right side
    49,137.66x = 1,816,113,910.67
  5. Step 5: Solve for x
    x = 1,816,113,910.67/49,137.66
  6. Step 6: Final answer
    x = 36,959.72

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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.