Home / 21,744.07-32,606.62-7,699.43

Finding the Fourth Proportional to 21,744.07, 32,606.62 and 7,699.43

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Solution

The fourth proportional to 21,744.07, 32,606.62 and 7,699.43 is: 11,545.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,744.07 : 32,606.62 = 7,699.43 : x
  2. Step 2: Convert to fraction form
    21,744.07/32,606.62 = 7,699.43/x
  3. Step 3: Cross multiply
    21,744.07x = 32,606.62 × 7,699.43
  4. Step 4: Simplify right side
    21,744.07x = 251,052,450.49
  5. Step 5: Solve for x
    x = 251,052,450.49/21,744.07
  6. Step 6: Final answer
    x = 11,545.79

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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.