Home / 16,916.75-25,377.55-5,230.88

Finding the Fourth Proportional to 16,916.75, 25,377.55 and 5,230.88

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Solution

The fourth proportional to 16,916.75, 25,377.55 and 5,230.88 is: 7,847.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,916.75 : 25,377.55 = 5,230.88 : x
  2. Step 2: Convert to fraction form
    16,916.75/25,377.55 = 5,230.88/x
  3. Step 3: Cross multiply
    16,916.75x = 25,377.55 × 5,230.88
  4. Step 4: Simplify right side
    16,916.75x = 132,746,778.78
  5. Step 5: Solve for x
    x = 132,746,778.78/16,916.75
  6. Step 6: Final answer
    x = 7,847.06

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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.