Home / 16,890.66-25,336.59-5,797.28

Finding the Fourth Proportional to 16,890.66, 25,336.59 and 5,797.28

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Solution

The fourth proportional to 16,890.66, 25,336.59 and 5,797.28 is: 8,696.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,890.66 : 25,336.59 = 5,797.28 : x
  2. Step 2: Convert to fraction form
    16,890.66/25,336.59 = 5,797.28/x
  3. Step 3: Cross multiply
    16,890.66x = 25,336.59 × 5,797.28
  4. Step 4: Simplify right side
    16,890.66x = 146,883,179.79
  5. Step 5: Solve for x
    x = 146,883,179.79/16,890.66
  6. Step 6: Final answer
    x = 8,696.12

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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.