Home / 16,545.20-24,815.16-4,855.68

Finding the Fourth Proportional to 16,545.20, 24,815.16 and 4,855.68

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Solution

The fourth proportional to 16,545.20, 24,815.16 and 4,855.68 is: 7,282.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,545.20 : 24,815.16 = 4,855.68 : x
  2. Step 2: Convert to fraction form
    16,545.20/24,815.16 = 4,855.68/x
  3. Step 3: Cross multiply
    16,545.20x = 24,815.16 × 4,855.68
  4. Step 4: Simplify right side
    16,545.20x = 120,494,476.11
  5. Step 5: Solve for x
    x = 120,494,476.11/16,545.20
  6. Step 6: Final answer
    x = 7,282.75

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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.