Home / 14,170.55-19,552.39-8,201.86

Finding the Fourth Proportional to 14,170.55, 19,552.39 and 8,201.86

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Solution

The fourth proportional to 14,170.55, 19,552.39 and 8,201.86 is: 11,316.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,170.55 : 19,552.39 = 8,201.86 : x
  2. Step 2: Convert to fraction form
    14,170.55/19,552.39 = 8,201.86/x
  3. Step 3: Cross multiply
    14,170.55x = 19,552.39 × 8,201.86
  4. Step 4: Simplify right side
    14,170.55x = 160,365,896.06
  5. Step 5: Solve for x
    x = 160,365,896.06/14,170.55
  6. Step 6: Final answer
    x = 11,316.85

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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.