Home / 27,960.49-41,870.61-16,708.90

Finding the Fourth Proportional to 27,960.49, 41,870.61 and 16,708.90

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Solution

The fourth proportional to 27,960.49, 41,870.61 and 16,708.90 is: 25,021.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,960.49 : 41,870.61 = 16,708.90 : x
  2. Step 2: Convert to fraction form
    27,960.49/41,870.61 = 16,708.90/x
  3. Step 3: Cross multiply
    27,960.49x = 41,870.61 × 16,708.90
  4. Step 4: Simplify right side
    27,960.49x = 699,611,835.43
  5. Step 5: Solve for x
    x = 699,611,835.43/27,960.49
  6. Step 6: Final answer
    x = 25,021.44

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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.