Home / 11,373.30-17,039.16-8,245.56

Finding the Fourth Proportional to 11,373.30, 17,039.16 and 8,245.56

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Solution

The fourth proportional to 11,373.30, 17,039.16 and 8,245.56 is: 12,353.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,373.30 : 17,039.16 = 8,245.56 : x
  2. Step 2: Convert to fraction form
    11,373.30/17,039.16 = 8,245.56/x
  3. Step 3: Cross multiply
    11,373.30x = 17,039.16 × 8,245.56
  4. Step 4: Simplify right side
    11,373.30x = 140,497,416.13
  5. Step 5: Solve for x
    x = 140,497,416.13/11,373.30
  6. Step 6: Final answer
    x = 12,353.27

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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.