Home / 16,806.27-25,209.41-5,720.91

Finding the Fourth Proportional to 16,806.27, 25,209.41 and 5,720.91

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Solution

The fourth proportional to 16,806.27, 25,209.41 and 5,720.91 is: 8,581.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,806.27 : 25,209.41 = 5,720.91 : x
  2. Step 2: Convert to fraction form
    16,806.27/25,209.41 = 5,720.91/x
  3. Step 3: Cross multiply
    16,806.27x = 25,209.41 × 5,720.91
  4. Step 4: Simplify right side
    16,806.27x = 144,220,737.16
  5. Step 5: Solve for x
    x = 144,220,737.16/16,806.27
  6. Step 6: Final answer
    x = 8,581.37

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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.