Home / 15,997.89-23,998.32-4,151.64

Finding the Fourth Proportional to 15,997.89, 23,998.32 and 4,151.64

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Solution

The fourth proportional to 15,997.89, 23,998.32 and 4,151.64 is: 6,227.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,997.89 : 23,998.32 = 4,151.64 : x
  2. Step 2: Convert to fraction form
    15,997.89/23,998.32 = 4,151.64/x
  3. Step 3: Cross multiply
    15,997.89x = 23,998.32 × 4,151.64
  4. Step 4: Simplify right side
    15,997.89x = 99,632,385.24
  5. Step 5: Solve for x
    x = 99,632,385.24/15,997.89
  6. Step 6: Final answer
    x = 6,227.85

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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.