Home / 18,936.83-28,354.44-10,593.08

Finding the Fourth Proportional to 18,936.83, 28,354.44 and 10,593.08

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Solution

The fourth proportional to 18,936.83, 28,354.44 and 10,593.08 is: 15,861.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,936.83 : 28,354.44 = 10,593.08 : x
  2. Step 2: Convert to fraction form
    18,936.83/28,354.44 = 10,593.08/x
  3. Step 3: Cross multiply
    18,936.83x = 28,354.44 × 10,593.08
  4. Step 4: Simplify right side
    18,936.83x = 300,360,798.31
  5. Step 5: Solve for x
    x = 300,360,798.31/18,936.83
  6. Step 6: Final answer
    x = 15,861.20

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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.