Home / 27,234.60-40,890.30-16,866.60

Finding the Fourth Proportional to 27,234.60, 40,890.30 and 16,866.60

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Solution

The fourth proportional to 27,234.60, 40,890.30 and 16,866.60 is: 25,323.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,234.60 : 40,890.30 = 16,866.60 : x
  2. Step 2: Convert to fraction form
    27,234.60/40,890.30 = 16,866.60/x
  3. Step 3: Cross multiply
    27,234.60x = 40,890.30 × 16,866.60
  4. Step 4: Simplify right side
    27,234.60x = 689,680,333.98
  5. Step 5: Solve for x
    x = 689,680,333.98/27,234.60
  6. Step 6: Final answer
    x = 25,323.68

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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.