Home / 16,912.40-23,348.49-10,199.73

Finding the Fourth Proportional to 16,912.40, 23,348.49 and 10,199.73

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Solution

The fourth proportional to 16,912.40, 23,348.49 and 10,199.73 is: 14,081.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,912.40 : 23,348.49 = 10,199.73 : x
  2. Step 2: Convert to fraction form
    16,912.40/23,348.49 = 10,199.73/x
  3. Step 3: Cross multiply
    16,912.40x = 23,348.49 × 10,199.73
  4. Step 4: Simplify right side
    16,912.40x = 238,148,293.91
  5. Step 5: Solve for x
    x = 238,148,293.91/16,912.40
  6. Step 6: Final answer
    x = 14,081.29

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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.