Home / 14,028.34-19,350.57-8,359.36

Finding the Fourth Proportional to 14,028.34, 19,350.57 and 8,359.36

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Solution

The fourth proportional to 14,028.34, 19,350.57 and 8,359.36 is: 11,530.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,028.34 : 19,350.57 = 8,359.36 : x
  2. Step 2: Convert to fraction form
    14,028.34/19,350.57 = 8,359.36/x
  3. Step 3: Cross multiply
    14,028.34x = 19,350.57 × 8,359.36
  4. Step 4: Simplify right side
    14,028.34x = 161,758,380.84
  5. Step 5: Solve for x
    x = 161,758,380.84/14,028.34
  6. Step 6: Final answer
    x = 11,530.83

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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.