Home / 22,763.43-31,418.82-14,791.82

Finding the Fourth Proportional to 22,763.43, 31,418.82 and 14,791.82

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Solution

The fourth proportional to 22,763.43, 31,418.82 and 14,791.82 is: 20,416.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,763.43 : 31,418.82 = 14,791.82 : x
  2. Step 2: Convert to fraction form
    22,763.43/31,418.82 = 14,791.82/x
  3. Step 3: Cross multiply
    22,763.43x = 31,418.82 × 14,791.82
  4. Step 4: Simplify right side
    22,763.43x = 464,741,372.96
  5. Step 5: Solve for x
    x = 464,741,372.96/22,763.43
  6. Step 6: Final answer
    x = 20,416.14

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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.