Home / 27,435.12-37,861.17-16,676.30

Finding the Fourth Proportional to 27,435.12, 37,861.17 and 16,676.30

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Solution

The fourth proportional to 27,435.12, 37,861.17 and 16,676.30 is: 23,013.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,435.12 : 37,861.17 = 16,676.30 : x
  2. Step 2: Convert to fraction form
    27,435.12/37,861.17 = 16,676.30/x
  3. Step 3: Cross multiply
    27,435.12x = 37,861.17 × 16,676.30
  4. Step 4: Simplify right side
    27,435.12x = 631,384,039.97
  5. Step 5: Solve for x
    x = 631,384,039.97/27,435.12
  6. Step 6: Final answer
    x = 23,013.72

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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.