Home / 16,869.54-25,303.96-5,625.69

Finding the Fourth Proportional to 16,869.54, 25,303.96 and 5,625.69

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Solution

The fourth proportional to 16,869.54, 25,303.96 and 5,625.69 is: 8,438.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,869.54 : 25,303.96 = 5,625.69 : x
  2. Step 2: Convert to fraction form
    16,869.54/25,303.96 = 5,625.69/x
  3. Step 3: Cross multiply
    16,869.54x = 25,303.96 × 5,625.69
  4. Step 4: Simplify right side
    16,869.54x = 142,352,234.73
  5. Step 5: Solve for x
    x = 142,352,234.73/16,869.54
  6. Step 6: Final answer
    x = 8,438.42

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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.