Home / 14,472.11-21,709.75-4,609.07

Finding the Fourth Proportional to 14,472.11, 21,709.75 and 4,609.07

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Solution

The fourth proportional to 14,472.11, 21,709.75 and 4,609.07 is: 6,914.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,472.11 : 21,709.75 = 4,609.07 : x
  2. Step 2: Convert to fraction form
    14,472.11/21,709.75 = 4,609.07/x
  3. Step 3: Cross multiply
    14,472.11x = 21,709.75 × 4,609.07
  4. Step 4: Simplify right side
    14,472.11x = 100,061,757.43
  5. Step 5: Solve for x
    x = 100,061,757.43/14,472.11
  6. Step 6: Final answer
    x = 6,914.11

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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.