Home / 16,863.28-25,277.92-5,762.41

Finding the Fourth Proportional to 16,863.28, 25,277.92 and 5,762.41

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Solution

The fourth proportional to 16,863.28, 25,277.92 and 5,762.41 is: 8,637.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,863.28 : 25,277.92 = 5,762.41 : x
  2. Step 2: Convert to fraction form
    16,863.28/25,277.92 = 5,762.41/x
  3. Step 3: Cross multiply
    16,863.28x = 25,277.92 × 5,762.41
  4. Step 4: Simplify right side
    16,863.28x = 145,661,738.99
  5. Step 5: Solve for x
    x = 145,661,738.99/16,863.28
  6. Step 6: Final answer
    x = 8,637.81

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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.