Home / 14,974.02-20,664.66-8,260.02

Finding the Fourth Proportional to 14,974.02, 20,664.66 and 8,260.02

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Solution

The fourth proportional to 14,974.02, 20,664.66 and 8,260.02 is: 11,399.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,974.02 : 20,664.66 = 8,260.02 : x
  2. Step 2: Convert to fraction form
    14,974.02/20,664.66 = 8,260.02/x
  3. Step 3: Cross multiply
    14,974.02x = 20,664.66 × 8,260.02
  4. Step 4: Simplify right side
    14,974.02x = 170,690,504.89
  5. Step 5: Solve for x
    x = 170,690,504.89/14,974.02
  6. Step 6: Final answer
    x = 11,399.11

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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.