Home / 22,817.22-31,475.97-14,438.58

Finding the Fourth Proportional to 22,817.22, 31,475.97 and 14,438.58

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Solution

The fourth proportional to 22,817.22, 31,475.97 and 14,438.58 is: 19,917.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,817.22 : 31,475.97 = 14,438.58 : x
  2. Step 2: Convert to fraction form
    22,817.22/31,475.97 = 14,438.58/x
  3. Step 3: Cross multiply
    22,817.22x = 31,475.97 × 14,438.58
  4. Step 4: Simplify right side
    22,817.22x = 454,468,310.92
  5. Step 5: Solve for x
    x = 454,468,310.92/22,817.22
  6. Step 6: Final answer
    x = 19,917.78

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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.