Home / 10,824.13-16,236.20-8,855.83

Finding the Fourth Proportional to 10,824.13, 16,236.20 and 8,855.83

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Solution

The fourth proportional to 10,824.13, 16,236.20 and 8,855.83 is: 13,283.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,824.13 : 16,236.20 = 8,855.83 : x
  2. Step 2: Convert to fraction form
    10,824.13/16,236.20 = 8,855.83/x
  3. Step 3: Cross multiply
    10,824.13x = 16,236.20 × 8,855.83
  4. Step 4: Simplify right side
    10,824.13x = 143,785,027.05
  5. Step 5: Solve for x
    x = 143,785,027.05/10,824.13
  6. Step 6: Final answer
    x = 13,283.75

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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.