Home / 13,898.28-20,841.11-5,997.05

Finding the Fourth Proportional to 13,898.28, 20,841.11 and 5,997.05

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Solution

The fourth proportional to 13,898.28, 20,841.11 and 5,997.05 is: 8,992.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,898.28 : 20,841.11 = 5,997.05 : x
  2. Step 2: Convert to fraction form
    13,898.28/20,841.11 = 5,997.05/x
  3. Step 3: Cross multiply
    13,898.28x = 20,841.11 × 5,997.05
  4. Step 4: Simplify right side
    13,898.28x = 124,985,296.14
  5. Step 5: Solve for x
    x = 124,985,296.14/13,898.28
  6. Step 6: Final answer
    x = 8,992.86

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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.