Home / 16,872.54-25,308.46-5,628.70

Finding the Fourth Proportional to 16,872.54, 25,308.46 and 5,628.70

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Solution

The fourth proportional to 16,872.54, 25,308.46 and 5,628.70 is: 8,442.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,872.54 : 25,308.46 = 5,628.70 : x
  2. Step 2: Convert to fraction form
    16,872.54/25,308.46 = 5,628.70/x
  3. Step 3: Cross multiply
    16,872.54x = 25,308.46 × 5,628.70
  4. Step 4: Simplify right side
    16,872.54x = 142,453,728.80
  5. Step 5: Solve for x
    x = 142,453,728.80/16,872.54
  6. Step 6: Final answer
    x = 8,442.93

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1.5x scale

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.