Home / 31,753.08-43,736.94-22,176.12

Finding the Fourth Proportional to 31,753.08, 43,736.94 and 22,176.12

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Solution

The fourth proportional to 31,753.08, 43,736.94 and 22,176.12 is: 30,545.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,753.08 : 43,736.94 = 22,176.12 : x
  2. Step 2: Convert to fraction form
    31,753.08/43,736.94 = 22,176.12/x
  3. Step 3: Cross multiply
    31,753.08x = 43,736.94 × 22,176.12
  4. Step 4: Simplify right side
    31,753.08x = 969,915,629.87
  5. Step 5: Solve for x
    x = 969,915,629.87/31,753.08
  6. Step 6: Final answer
    x = 30,545.56

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1.5x scale

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.