Home / 15,866.77-23,797.83-4,179.97

Finding the Fourth Proportional to 15,866.77, 23,797.83 and 4,179.97

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Solution

The fourth proportional to 15,866.77, 23,797.83 and 4,179.97 is: 6,269.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,866.77 : 23,797.83 = 4,179.97 : x
  2. Step 2: Convert to fraction form
    15,866.77/23,797.83 = 4,179.97/x
  3. Step 3: Cross multiply
    15,866.77x = 23,797.83 × 4,179.97
  4. Step 4: Simplify right side
    15,866.77x = 99,474,215.47
  5. Step 5: Solve for x
    x = 99,474,215.47/15,866.77
  6. Step 6: Final answer
    x = 6,269.34

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1.5x scale

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.