Home / 16,035.56-22,129.22-8,865.37

Finding the Fourth Proportional to 16,035.56, 22,129.22 and 8,865.37

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Solution

The fourth proportional to 16,035.56, 22,129.22 and 8,865.37 is: 12,234.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,035.56 : 22,129.22 = 8,865.37 : x
  2. Step 2: Convert to fraction form
    16,035.56/22,129.22 = 8,865.37/x
  3. Step 3: Cross multiply
    16,035.56x = 22,129.22 × 8,865.37
  4. Step 4: Simplify right side
    16,035.56x = 196,183,723.11
  5. Step 5: Solve for x
    x = 196,183,723.11/16,035.56
  6. Step 6: Final answer
    x = 12,234.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.