Home / 31,771.45-43,715.86-26,085.25

Finding the Fourth Proportional to 31,771.45, 43,715.86 and 26,085.25

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Solution

The fourth proportional to 31,771.45, 43,715.86 and 26,085.25 is: 35,891.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,771.45 : 43,715.86 = 26,085.25 : x
  2. Step 2: Convert to fraction form
    31,771.45/43,715.86 = 26,085.25/x
  3. Step 3: Cross multiply
    31,771.45x = 43,715.86 × 26,085.25
  4. Step 4: Simplify right side
    31,771.45x = 1,140,339,137.07
  5. Step 5: Solve for x
    x = 1,140,339,137.07/31,771.45
  6. Step 6: Final answer
    x = 35,891.95

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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.