Home / 14,160.82-21,243.80-5,836.21

Finding the Fourth Proportional to 14,160.82, 21,243.80 and 5,836.21

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Solution

The fourth proportional to 14,160.82, 21,243.80 and 5,836.21 is: 8,755.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,160.82 : 21,243.80 = 5,836.21 : x
  2. Step 2: Convert to fraction form
    14,160.82/21,243.80 = 5,836.21/x
  3. Step 3: Cross multiply
    14,160.82x = 21,243.80 × 5,836.21
  4. Step 4: Simplify right side
    14,160.82x = 123,983,278.00
  5. Step 5: Solve for x
    x = 123,983,278.00/14,160.82
  6. Step 6: Final answer
    x = 8,755.37

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1.5x scale

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.