Home / 22,314.31-33,425.89-12,458.85

Finding the Fourth Proportional to 22,314.31, 33,425.89 and 12,458.85

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Solution

The fourth proportional to 22,314.31, 33,425.89 and 12,458.85 is: 18,662.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,314.31 : 33,425.89 = 12,458.85 : x
  2. Step 2: Convert to fraction form
    22,314.31/33,425.89 = 12,458.85/x
  3. Step 3: Cross multiply
    22,314.31x = 33,425.89 × 12,458.85
  4. Step 4: Simplify right side
    22,314.31x = 416,448,149.63
  5. Step 5: Solve for x
    x = 416,448,149.63/22,314.31
  6. Step 6: Final answer
    x = 18,662.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.