Home / 16,808.34-25,220.97-7,450.38

Finding the Fourth Proportional to 16,808.34, 25,220.97 and 7,450.38

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Solution

The fourth proportional to 16,808.34, 25,220.97 and 7,450.38 is: 11,179.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,808.34 : 25,220.97 = 7,450.38 : x
  2. Step 2: Convert to fraction form
    16,808.34/25,220.97 = 7,450.38/x
  3. Step 3: Cross multiply
    16,808.34x = 25,220.97 × 7,450.38
  4. Step 4: Simplify right side
    16,808.34x = 187,905,810.47
  5. Step 5: Solve for x
    x = 187,905,810.47/16,808.34
  6. Step 6: Final answer
    x = 11,179.32

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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.