Home / 13,898.35-20,841.19-5,997.12

Finding the Fourth Proportional to 13,898.35, 20,841.19 and 5,997.12

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Solution

The fourth proportional to 13,898.35, 20,841.19 and 5,997.12 is: 8,992.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,898.35 : 20,841.19 = 5,997.12 : x
  2. Step 2: Convert to fraction form
    13,898.35/20,841.19 = 5,997.12/x
  3. Step 3: Cross multiply
    13,898.35x = 20,841.19 × 5,997.12
  4. Step 4: Simplify right side
    13,898.35x = 124,987,117.37
  5. Step 5: Solve for x
    x = 124,987,117.37/13,898.35
  6. Step 6: Final answer
    x = 8,992.95

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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.