Home / 27,435.62-37,861.86-16,676.80

Finding the Fourth Proportional to 27,435.62, 37,861.86 and 16,676.80

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Solution

The fourth proportional to 27,435.62, 37,861.86 and 16,676.80 is: 23,014.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,435.62 : 37,861.86 = 16,676.80 : x
  2. Step 2: Convert to fraction form
    27,435.62/37,861.86 = 16,676.80/x
  3. Step 3: Cross multiply
    27,435.62x = 37,861.86 × 16,676.80
  4. Step 4: Simplify right side
    27,435.62x = 631,414,666.85
  5. Step 5: Solve for x
    x = 631,414,666.85/27,435.62
  6. Step 6: Final answer
    x = 23,014.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.