Home / 14,362.68-21,545.25-3,974.43

Finding the Fourth Proportional to 14,362.68, 21,545.25 and 3,974.43

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Solution

The fourth proportional to 14,362.68, 21,545.25 and 3,974.43 is: 5,961.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,362.68 : 21,545.25 = 3,974.43 : x
  2. Step 2: Convert to fraction form
    14,362.68/21,545.25 = 3,974.43/x
  3. Step 3: Cross multiply
    14,362.68x = 21,545.25 × 3,974.43
  4. Step 4: Simplify right side
    14,362.68x = 85,630,087.96
  5. Step 5: Solve for x
    x = 85,630,087.96/14,362.68
  6. Step 6: Final answer
    x = 5,961.99

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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.