Home / 10,806.06-16,187.22-8,332.32

Finding the Fourth Proportional to 10,806.06, 16,187.22 and 8,332.32

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Solution

The fourth proportional to 10,806.06, 16,187.22 and 8,332.32 is: 12,481.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,806.06 : 16,187.22 = 8,332.32 : x
  2. Step 2: Convert to fraction form
    10,806.06/16,187.22 = 8,332.32/x
  3. Step 3: Cross multiply
    10,806.06x = 16,187.22 × 8,332.32
  4. Step 4: Simplify right side
    10,806.06x = 134,877,096.95
  5. Step 5: Solve for x
    x = 134,877,096.95/10,806.06
  6. Step 6: Final answer
    x = 12,481.62

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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.