Home / 16,880.88-25,314.03-5,788.65

Finding the Fourth Proportional to 16,880.88, 25,314.03 and 5,788.65

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Solution

The fourth proportional to 16,880.88, 25,314.03 and 5,788.65 is: 8,680.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,880.88 : 25,314.03 = 5,788.65 : x
  2. Step 2: Convert to fraction form
    16,880.88/25,314.03 = 5,788.65/x
  3. Step 3: Cross multiply
    16,880.88x = 25,314.03 × 5,788.65
  4. Step 4: Simplify right side
    16,880.88x = 146,534,059.76
  5. Step 5: Solve for x
    x = 146,534,059.76/16,880.88
  6. Step 6: Final answer
    x = 8,680.48

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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.