Home / 16,545.80-24,813.90-5,453.96

Finding the Fourth Proportional to 16,545.80, 24,813.90 and 5,453.96

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Solution

The fourth proportional to 16,545.80, 24,813.90 and 5,453.96 is: 8,179.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,545.80 : 24,813.90 = 5,453.96 : x
  2. Step 2: Convert to fraction form
    16,545.80/24,813.90 = 5,453.96/x
  3. Step 3: Cross multiply
    16,545.80x = 24,813.90 × 5,453.96
  4. Step 4: Simplify right side
    16,545.80x = 135,334,018.04
  5. Step 5: Solve for x
    x = 135,334,018.04/16,545.80
  6. Step 6: Final answer
    x = 8,179.36

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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.