Home / 17,391.43-26,087.27-4,911.41

Finding the Fourth Proportional to 17,391.43, 26,087.27 and 4,911.41

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Solution

The fourth proportional to 17,391.43, 26,087.27 and 4,911.41 is: 7,367.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,391.43 : 26,087.27 = 4,911.41 : x
  2. Step 2: Convert to fraction form
    17,391.43/26,087.27 = 4,911.41/x
  3. Step 3: Cross multiply
    17,391.43x = 26,087.27 × 4,911.41
  4. Step 4: Simplify right side
    17,391.43x = 128,125,246.04
  5. Step 5: Solve for x
    x = 128,125,246.04/17,391.43
  6. Step 6: Final answer
    x = 7,367.15

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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.