Home / 16,367.81-24,555.49-5,122.51

Finding the Fourth Proportional to 16,367.81, 24,555.49 and 5,122.51

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Solution

The fourth proportional to 16,367.81, 24,555.49 and 5,122.51 is: 7,684.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,367.81 : 24,555.49 = 5,122.51 : x
  2. Step 2: Convert to fraction form
    16,367.81/24,555.49 = 5,122.51/x
  3. Step 3: Cross multiply
    16,367.81x = 24,555.49 × 5,122.51
  4. Step 4: Simplify right side
    16,367.81x = 125,785,668.88
  5. Step 5: Solve for x
    x = 125,785,668.88/16,367.81
  6. Step 6: Final answer
    x = 7,684.94

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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.