Home / 16,872.10-25,286.55-14,928.10

Finding the Fourth Proportional to 16,872.10, 25,286.55 and 14,928.10

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Solution

The fourth proportional to 16,872.10, 25,286.55 and 14,928.10 is: 22,373.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,872.10 : 25,286.55 = 14,928.10 : x
  2. Step 2: Convert to fraction form
    16,872.10/25,286.55 = 14,928.10/x
  3. Step 3: Cross multiply
    16,872.10x = 25,286.55 × 14,928.10
  4. Step 4: Simplify right side
    16,872.10x = 377,480,147.06
  5. Step 5: Solve for x
    x = 377,480,147.06/16,872.10
  6. Step 6: Final answer
    x = 22,373.04

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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.