Home / 11,425.16-17,139.77-4,033.91

Finding the Fourth Proportional to 11,425.16, 17,139.77 and 4,033.91

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Solution

The fourth proportional to 11,425.16, 17,139.77 and 4,033.91 is: 6,051.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,425.16 : 17,139.77 = 4,033.91 : x
  2. Step 2: Convert to fraction form
    11,425.16/17,139.77 = 4,033.91/x
  3. Step 3: Cross multiply
    11,425.16x = 17,139.77 × 4,033.91
  4. Step 4: Simplify right side
    11,425.16x = 69,140,183.73
  5. Step 5: Solve for x
    x = 69,140,183.73/11,425.16
  6. Step 6: Final answer
    x = 6,051.58

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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.