Home / 20,262.83-27,977.52-13,096.99

Finding the Fourth Proportional to 20,262.83, 27,977.52 and 13,096.99

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Solution

The fourth proportional to 20,262.83, 27,977.52 and 13,096.99 is: 18,083.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,262.83 : 27,977.52 = 13,096.99 : x
  2. Step 2: Convert to fraction form
    20,262.83/27,977.52 = 13,096.99/x
  3. Step 3: Cross multiply
    20,262.83x = 27,977.52 × 13,096.99
  4. Step 4: Simplify right side
    20,262.83x = 366,421,299.66
  5. Step 5: Solve for x
    x = 366,421,299.66/20,262.83
  6. Step 6: Final answer
    x = 18,083.42

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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.