Home / 14,166.87-21,229.63-12,610

Finding the Fourth Proportional to 14,166.87, 21,229.63 and 12,610

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Solution

The fourth proportional to 14,166.87, 21,229.63 and 12,610 is: 18,896.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,166.87 : 21,229.63 = 12,610 : x
  2. Step 2: Convert to fraction form
    14,166.87/21,229.63 = 12,610/x
  3. Step 3: Cross multiply
    14,166.87x = 21,229.63 × 12,610
  4. Step 4: Simplify right side
    14,166.87x = 267,705,634.30
  5. Step 5: Solve for x
    x = 267,705,634.30/14,166.87
  6. Step 6: Final answer
    x = 18,896.60

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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.