Home / 18,110.75-27,176.42-14,150.86

Finding the Fourth Proportional to 18,110.75, 27,176.42 and 14,150.86

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Solution

The fourth proportional to 18,110.75, 27,176.42 and 14,150.86 is: 21,234.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,110.75 : 27,176.42 = 14,150.86 : x
  2. Step 2: Convert to fraction form
    18,110.75/27,176.42 = 14,150.86/x
  3. Step 3: Cross multiply
    18,110.75x = 27,176.42 × 14,150.86
  4. Step 4: Simplify right side
    18,110.75x = 384,569,682.16
  5. Step 5: Solve for x
    x = 384,569,682.16/18,110.75
  6. Step 6: Final answer
    x = 21,234.34

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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.