Home / 16,640.05-22,936.40-14,481.07

Finding the Fourth Proportional to 16,640.05, 22,936.40 and 14,481.07

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Solution

The fourth proportional to 16,640.05, 22,936.40 and 14,481.07 is: 19,960.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,640.05 : 22,936.40 = 14,481.07 : x
  2. Step 2: Convert to fraction form
    16,640.05/22,936.40 = 14,481.07/x
  3. Step 3: Cross multiply
    16,640.05x = 22,936.40 × 14,481.07
  4. Step 4: Simplify right side
    16,640.05x = 332,143,613.95
  5. Step 5: Solve for x
    x = 332,143,613.95/16,640.05
  6. Step 6: Final answer
    x = 19,960.49

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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.