Home / 13,910.04-20,837.24-8,360.37

Finding the Fourth Proportional to 13,910.04, 20,837.24 and 8,360.37

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Solution

The fourth proportional to 13,910.04, 20,837.24 and 8,360.37 is: 12,523.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,910.04 : 20,837.24 = 8,360.37 : x
  2. Step 2: Convert to fraction form
    13,910.04/20,837.24 = 8,360.37/x
  3. Step 3: Cross multiply
    13,910.04x = 20,837.24 × 8,360.37
  4. Step 4: Simplify right side
    13,910.04x = 174,206,994.38
  5. Step 5: Solve for x
    x = 174,206,994.38/13,910.04
  6. Step 6: Final answer
    x = 12,523.83

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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.