Home / 27,545.40-41,318.10-6,768.90

Finding the Fourth Proportional to 27,545.40, 41,318.10 and 6,768.90

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Solution

The fourth proportional to 27,545.40, 41,318.10 and 6,768.90 is: 10,153.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,545.40 : 41,318.10 = 6,768.90 : x
  2. Step 2: Convert to fraction form
    27,545.40/41,318.10 = 6,768.90/x
  3. Step 3: Cross multiply
    27,545.40x = 41,318.10 × 6,768.90
  4. Step 4: Simplify right side
    27,545.40x = 279,678,087.09
  5. Step 5: Solve for x
    x = 279,678,087.09/27,545.40
  6. Step 6: Final answer
    x = 10,153.35

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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.