Home / 27,486.05-37,930.66-14,910.80

Finding the Fourth Proportional to 27,486.05, 37,930.66 and 14,910.80

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Solution

The fourth proportional to 27,486.05, 37,930.66 and 14,910.80 is: 20,576.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,486.05 : 37,930.66 = 14,910.80 : x
  2. Step 2: Convert to fraction form
    27,486.05/37,930.66 = 14,910.80/x
  3. Step 3: Cross multiply
    27,486.05x = 37,930.66 × 14,910.80
  4. Step 4: Simplify right side
    27,486.05x = 565,576,258.20
  5. Step 5: Solve for x
    x = 565,576,258.20/27,486.05
  6. Step 6: Final answer
    x = 20,576.85

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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.