Home / 14,057.70-21,086.69-5,735.49

Finding the Fourth Proportional to 14,057.70, 21,086.69 and 5,735.49

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Solution

The fourth proportional to 14,057.70, 21,086.69 and 5,735.49 is: 8,603.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,057.70 : 21,086.69 = 5,735.49 : x
  2. Step 2: Convert to fraction form
    14,057.70/21,086.69 = 5,735.49/x
  3. Step 3: Cross multiply
    14,057.70x = 21,086.69 × 5,735.49
  4. Step 4: Simplify right side
    14,057.70x = 120,942,499.63
  5. Step 5: Solve for x
    x = 120,942,499.63/14,057.70
  6. Step 6: Final answer
    x = 8,603.29

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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.