Home / 16,548.05-24,786.43-7,769.81

Finding the Fourth Proportional to 16,548.05, 24,786.43 and 7,769.81

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Solution

The fourth proportional to 16,548.05, 24,786.43 and 7,769.81 is: 11,637.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,548.05 : 24,786.43 = 7,769.81 : x
  2. Step 2: Convert to fraction form
    16,548.05/24,786.43 = 7,769.81/x
  3. Step 3: Cross multiply
    16,548.05x = 24,786.43 × 7,769.81
  4. Step 4: Simplify right side
    16,548.05x = 192,585,851.68
  5. Step 5: Solve for x
    x = 192,585,851.68/16,548.05
  6. Step 6: Final answer
    x = 11,637.98

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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.