Home / 31,453.92-43,399.26-22,960.66

Finding the Fourth Proportional to 31,453.92, 43,399.26 and 22,960.66

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Solution

The fourth proportional to 31,453.92, 43,399.26 and 22,960.66 is: 31,680.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,453.92 : 43,399.26 = 22,960.66 : x
  2. Step 2: Convert to fraction form
    31,453.92/43,399.26 = 22,960.66/x
  3. Step 3: Cross multiply
    31,453.92x = 43,399.26 × 22,960.66
  4. Step 4: Simplify right side
    31,453.92x = 996,475,653.11
  5. Step 5: Solve for x
    x = 996,475,653.11/31,453.92
  6. Step 6: Final answer
    x = 31,680.49

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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.