Home / 18,997.44-26,213.31-11,441.94

Finding the Fourth Proportional to 18,997.44, 26,213.31 and 11,441.94

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Solution

The fourth proportional to 18,997.44, 26,213.31 and 11,441.94 is: 15,787.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,997.44 : 26,213.31 = 11,441.94 : x
  2. Step 2: Convert to fraction form
    18,997.44/26,213.31 = 11,441.94/x
  3. Step 3: Cross multiply
    18,997.44x = 26,213.31 × 11,441.94
  4. Step 4: Simplify right side
    18,997.44x = 299,931,120.22
  5. Step 5: Solve for x
    x = 299,931,120.22/18,997.44
  6. Step 6: Final answer
    x = 15,787.98

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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.