Home / 16,966.45-25,459.60-7,104.90

Finding the Fourth Proportional to 16,966.45, 25,459.60 and 7,104.90

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Solution

The fourth proportional to 16,966.45, 25,459.60 and 7,104.90 is: 10,661.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,966.45 : 25,459.60 = 7,104.90 : x
  2. Step 2: Convert to fraction form
    16,966.45/25,459.60 = 7,104.90/x
  3. Step 3: Cross multiply
    16,966.45x = 25,459.60 × 7,104.90
  4. Step 4: Simplify right side
    16,966.45x = 180,887,912.04
  5. Step 5: Solve for x
    x = 180,887,912.04/16,966.45
  6. Step 6: Final answer
    x = 10,661.51

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