Home / 27,545.60-41,318.40-7,823.90

Finding the Fourth Proportional to 27,545.60, 41,318.40 and 7,823.90

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Solution

The fourth proportional to 27,545.60, 41,318.40 and 7,823.90 is: 11,735.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,545.60 : 41,318.40 = 7,823.90 : x
  2. Step 2: Convert to fraction form
    27,545.60/41,318.40 = 7,823.90/x
  3. Step 3: Cross multiply
    27,545.60x = 41,318.40 × 7,823.90
  4. Step 4: Simplify right side
    27,545.60x = 323,271,029.76
  5. Step 5: Solve for x
    x = 323,271,029.76/27,545.60
  6. Step 6: Final answer
    x = 11,735.85

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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.