Home / 14,828.13-20,463.36-8,114.34

Finding the Fourth Proportional to 14,828.13, 20,463.36 and 8,114.34

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Solution

The fourth proportional to 14,828.13, 20,463.36 and 8,114.34 is: 11,198.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,828.13 : 20,463.36 = 8,114.34 : x
  2. Step 2: Convert to fraction form
    14,828.13/20,463.36 = 8,114.34/x
  3. Step 3: Cross multiply
    14,828.13x = 20,463.36 × 8,114.34
  4. Step 4: Simplify right side
    14,828.13x = 166,046,660.58
  5. Step 5: Solve for x
    x = 166,046,660.58/14,828.13
  6. Step 6: Final answer
    x = 11,198.09

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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.