Home / 14,526.81-21,787.94-3,997.62

Finding the Fourth Proportional to 14,526.81, 21,787.94 and 3,997.62

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Solution

The fourth proportional to 14,526.81, 21,787.94 and 3,997.62 is: 5,995.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,526.81 : 21,787.94 = 3,997.62 : x
  2. Step 2: Convert to fraction form
    14,526.81/21,787.94 = 3,997.62/x
  3. Step 3: Cross multiply
    14,526.81x = 21,787.94 × 3,997.62
  4. Step 4: Simplify right side
    14,526.81x = 87,099,892.21
  5. Step 5: Solve for x
    x = 87,099,892.21/14,526.81
  6. Step 6: Final answer
    x = 5,995.80

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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.