Home / 22,791.63-31,453.67-13,363.23

Finding the Fourth Proportional to 22,791.63, 31,453.67 and 13,363.23

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Solution

The fourth proportional to 22,791.63, 31,453.67 and 13,363.23 is: 18,441.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,791.63 : 31,453.67 = 13,363.23 : x
  2. Step 2: Convert to fraction form
    22,791.63/31,453.67 = 13,363.23/x
  3. Step 3: Cross multiply
    22,791.63x = 31,453.67 × 13,363.23
  4. Step 4: Simplify right side
    22,791.63x = 420,322,626.55
  5. Step 5: Solve for x
    x = 420,322,626.55/22,791.63
  6. Step 6: Final answer
    x = 18,441.97

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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.