Home / 22,942.39-31,662.14-12,733.96

Finding the Fourth Proportional to 22,942.39, 31,662.14 and 12,733.96

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Solution

The fourth proportional to 22,942.39, 31,662.14 and 12,733.96 is: 17,573.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,942.39 : 31,662.14 = 12,733.96 : x
  2. Step 2: Convert to fraction form
    22,942.39/31,662.14 = 12,733.96/x
  3. Step 3: Cross multiply
    22,942.39x = 31,662.14 × 12,733.96
  4. Step 4: Simplify right side
    22,942.39x = 403,184,412.44
  5. Step 5: Solve for x
    x = 403,184,412.44/22,942.39
  6. Step 6: Final answer
    x = 17,573.78

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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.